Blue Prom Dresses
Step into prom night in a blue dress that truly matches your aesthetic and vibe. From soft pale blue to deep, dramatic navy, this collection spans every standout shade. Prefer something sleek and sculpted? Opt for a curve-hugging mermaid silhouette or a floor-length sheath gown. Want a softer, more romantic feel? An A-line tulle dress delivers that effortless, ethereal finish.
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Blue Prom Dresses for an Unforgettable 2026 Prom
Step into your milestone moment with confidence when you wear a stunning blue prom dress from Windsor. Whether you're drawn to the elegance of navy blue, the boldness of royal blue, or the dreamy softness of light blue, our collection is designed to help you shine. From sparkly sequin gowns to silky blue satin dresses, discover the perfect style to match your vision for this unforgettable milestone. With so many options available online, in-app, or at over 350 retail stores across the US and Canada, finding your dream dress has never been easier.
For a sleek and sophisticated look, consider a navy blue prom dress in luxe satin or soft velvet. Looking for something bold? A royal blue sequin dress with a fitted silhouette and exclusive sparkly pattern makes a statement on the dance floor. If ethereal elegance is more your style, a light blue tulle gown with delicate layers or lace-up details offers a soft and romantic touch.
Windsor’s collection also features trendy details like cutouts, wrap-style fits, and adjustable straps, ensuring a comfortable and flattering fit for every body type. Try a mermaid-style blue prom dress with glittering embellishments for a dramatic effect or an A-line satin gown for effortless movement. Want to go short? A periwinkle or teal mini prom dress with sparkling accents is perfect for a chic and modern prom look.
Stay ahead of the trends by checking out the hottest prom dress colors for 2026, including stunning shades of blue that are trending this season.
Windsor is your one-stop shop for finding a blue prom dress and completing a head-to-toe look that makes you feel stylish, confident, and completely yourself. Whether you shop prom dresses online or in-store, get ready to create a show-stopping look that will make prom night truly unforgettable.
How To Choose The Best Color Blue For Your Prom Dress
Need help choosing the best shade for your skin tone? Explore our Prom Dress Shopping Guide for expert tips.
The easiest way to find out which shade or tone of blue will look best on you with your prom dress is to check out your jewelry collection. If you have more gold jewelry, it’s most likely because it looks good on your skin, which means you have warm to yellow undertones. Try blue shades in turquoise, aquamarine, or teal blue.
If you have more silver jewelry, try light blue prom dresses or shades of sky blue in rich fabrics like glitter or sequins.
Is royal blue a good color for prom?
Yes, royal blue is a good color for prom because it's an elegant hue and looks great on every skin tone. From navy to royal, sapphire to light blue, blue is a color that creates an unforgettable look. The fabrication you pick may slightly alter the shade, so come shop with us IRL and try on a variety of colors to find your perfect prom look!
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Ottilie Keyhole Long Sleeve A-Line Dress
Special Occasion
The details do the work here, giving this A-line dress a refined finish from every angle. Long sleeves and a high round neckline keep the front polished, while the keyhole back adds the unexpected detail that sets the look apart. It feels distinctive without relying on excess.
Fit & Features
- Lined mesh fabric
- Crew neckline
- Long sleeves
- A-line floor-length silhouette
- Keyhole back detail with cascading sash detail
- Runs true to size
Where to Wear:
Weddings, bridesmaids, rehearsal dinners, engagement parties, anniversaries, black-tie galas, balls, formal celebrations and events
Style Number/Barcode: 05002-001787
Category Name: Blue Prom Dresses
Price: $69.90
Availability: In Stock
Available Color: PLUM, HUNTER
Available Size: XS, S, M, L, XL
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Mary Rhinestone Skeleton Mesh Formal Dress
Special Occasion
The skeleton detailing brings the drama, and the rhinestones make sure it sparkles. This formal mermaid dress pairs an embellished skeleton pattern with long sleeves and a floor-length silhouette for a striking look. Style it with heels and let the shimmer do the haunting.
Fit & Features
- Sheer mesh fabric with high stretch
- Rhinestone-embellished skeleton design
- Crew neckline
- Long fitted sleeves
- Back zipper with hook-eye closure
- Floor-length mermaid silhouette
- Runs true to size
- Please note undergarments are not included
Where to Wear:
Themed parties and events, cocktail soirees, and birthday celebrations.
Style Number/Barcode: 05002-002093
Category Name: Blue Prom Dresses
Price: $55.96 $139.90
On Sale: Yes
Availability: In Stock
Available Color: NUDE
Available Size: XS, S, M, L, XL
Product Badge:- Sale
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Celestine Open Back Mermaid Formal Dress
Special Occasion
A little mystery in the front, a striking reveal in the back. The crew neckline and long sleeves create a beautifully refined contrast to the figure-hugging shape, while the open back adds an unexpected touch of allure.
Fit & Features
- Smooth knit stretchy fabric
- Crew neckline
- Fitted long sleeves
- Open tie-back detail
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Wedding guests, black-tie galas, balls, red-carpet occasions, rehearsal dinners, formal celebrations, anniversaries, cocktail parties
Style Number/Barcode: 05002-001964
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Nerine Square Neck Mermaid Formal Dress
Special Occasion
The mermaid silhouette gives this formal dress its sleek, sculpted shape. This mermaid formal dress follows the figure through the bodice and hips before easing into a soft flare, while the square neckline keeps the look clean and refined. The result feels polished, elegant, and confidently formal.
Fit & Features
- Lined mesh fabric with stretch
- Square neckline
- Sheer fitted long sleeves
- Open back
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Wedding guests, black-tie galas, formal celebrations, rehearsal dinners, red-carpet events, cocktail parties, anniversaries
Style Number/Barcode: 05002-001952
Category Name: Blue Prom Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
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Evelisse Sheer Sleeve Mermaid Formal Dress
Special Occasion
Elegance looks even better with a silhouette that knows how to flatter. The fitted shape follows the figure before flowing into a softly flared mermaid hem, while draping across the bodice adds graceful dimension. The result is sleek, feminine, and beautifully sophisticated.
Fit & Features
- Lined mesh fabric
- Crew neckline with a pleated draped accent
- Fitted sheer mesh long sleeves
- Back zipper and hook-eye closure
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Wedding guests, black-tie galas, cocktail parties, formal celebrations, balls, anniversaries, fashion-forward events
Style Number/Barcode: 05002-001996
Category Name: Blue Prom Dresses
Price: $69.90
Availability: In Stock
Available Color: PLUM
Available Size: XS, S, M, L, XL
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Dahlia Plunge Neck Sash Formal Dress
Special Occasion
The details know exactly how to make an entrance. A sculptural floral accent defines the waist, while the plunging neckline and flowing sash bring a sultry contrast to this mermaid long dress. It delivers sophisticated glamour with just the right amount of drama.
Fit & Features
- Smooth knit fabric with stretch
- Plunge halter neckline with tie straps
- Open back
- Floral appliqué with cascading sash detail at the waist
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie galas, balls, rehearsal dinners, anniversaries, fashion-forward events, cocktail parties, red-carpet occasions
Style Number/Barcode: 05002-001991
Category Name: Blue Prom Dresses
Price: $69.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
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Maelley Glitter Velvet Halter Mermaid Dress
Special Occasion
Everything feels instantly more refined in velvet. The Maelley mermaid dress features a sleek halter neckline, a front keyhole cutout, a thigh-high slit, and a fitted silhouette that flares toward the hem. It’s an elegant choice for a chic celebration with a little edge.
Fit & Features
- Glitter velvet fabric with full-length knit lining
- Sleeveless halter neckline, front keyhole cutout at the bust, padded bra cups
- Open back, halter tie-back straps, lower back strap with bar closure
- Lower back ruched detailing
- High-cut front slit
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Wedding guests, formal events, black-tie parties, galas, soirees, and anniversary dinners.
Style Number/Barcode: 05002-001965
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Luelle Draped One-Shoulder Slit Formal Dress
Special Occasion
A little draping, a little daring, and plenty of sophistication. The one-shoulder design creates an artful shape, while gathered detailing at the hip and a high side slit give this long dress its distinctive appeal. It delivers sultry elegance with a modern twist.
Fit & Features
- Smooth knit fabric with stretch
- One-shoulder neckline with gathered detailing
- High side slit accent
- Form-hugging column silhouette
- Long-length hem
- Runs true to size
Where to Wear:
Wedding guests, black-tie galas, cocktail parties, formal celebrations, rehearsal dinners, anniversaries, fashion-forward events, red-carpet occasions
Style Number/Barcode: 05002-001882
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: WINE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Dalphine Off-Shoulder Mermaid Formal Dress
Special Occasion
The mermaid silhouette gives this formal dress its sleek, sculpted shape. This mermaid formal dress follows the figure through the bodice and hips before easing into a soft flare, while the off-the-shoulder neckline adds a graceful finish. The result feels polished, elegant, and confidently refined.
Fit & Features
- Lined mesh fabric with stretch
- Off-the-shoulder neckline
- Ruched detailing through the bodice and hips
- Long side sash detail
- Mermaid floor-length silhouette with a soft flared hem
- Runs true to size
Where to Wear:
Wedding guests, bridesmaids, black-tie galas, balls, formal celebrations, cocktail parties, red-carpet events, anniversaries, fashion-forward events
Style Number/Barcode: 05002-002017
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: NAVY
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Florine Cap Sleeve Mermaid Formal Dress
Special Occasion
Elegance is all about the shape, and this dress knows exactly how to deliver. The fitted silhouette creates a sleek, elongated look before opening into a graceful mermaid flare, while the sheer cap sleeves soften the structured square neckline. It feels polished, feminine, and quietly glamorous.
Fit & Features
- Smooth knit stretchy fabric
- Square neckline
- Cap sleeves
- Mermaid silhouette
- Floor-length hem
- Runs true to size
Where to Wear:
Wedding guests, black-tie galas, balls, cocktail parties, formal celebrations, rehearsal dinners, red-carpet occasions, fashion-forward events, special date nights
Style Number/Barcode: 05002-001953
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Sabley Glitter Velvet Tie-Back Mermaid Dress
Special Occasion
A little shine goes a long way when the invitation calls for something memorable. The Sabley mermaid dress pairs an all-over geometric glitter pattern with a V-neckline and open tie-back for a sleek, elongated finish. Consider it your answer to polished wedding guest dressing.
Fit & Features
- Velvet fabric with full-length knit lining
- Geometric glitter pattern
- Sleeveless V-neckline, padded bra cups
- Tank straps, open back with tie detail, lower back zipper with hook-eye closure
- Form-hugging fit, floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Wedding guests, formal parties, galas, soirees, red carpet occasions, and black-tie events.
Style Number/Barcode: 05002-001962
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK, NAVY
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Zelie Velvet Halter Mermaid Formal Dress
Special Occasion
The contrast between rich velvet and lustrous satin gives this dress its undeniable allure. A plunging V-neckline and gathered bodice add dimension, while the satin mermaid skirt creates a sleek, fluid finish. It's a glamorous combination that feels equal parts daring and refined.
Fit & Features
- Velvet/premium satin fabric
- Velvet halter V-neckline, tie straps, ruched bodice with partial lining
- Open back
- Satin mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Wedding guests, black-tie galas, formal celebrations, balls, red-carpet events, glamorous parties, rehearsal dinners, special date nights
Style Number/Barcode: 05002-002294
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: NAVY, WINE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Calista Fringe Halter Bodycon Formal Dress
Special Occasion
The fringe detail gives this formal dress its most dramatic finish. This bodycon formal dress pairs a halter neckline and ruched shaping with an open back and sweeping fringe for a look that feels sleek, glamorous, and made for a standout entrance. The movement through the hem brings extra polish to formal events.
Fit & Features
- Satin fabric
- Halter neckline with tie straps
- Open back
- High front slit
- Bodycon silhouette
- Cascading fringe long-length hem
- Runs true to size
Where to Wear:
Weddings, rehearsal dinners, black-tie events, cocktail parties, formal celebrations, special date nights, engagement parties
Style Number/Barcode: 05002-001807
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: PLUM
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Wendy Open Back Mermaid Formal Dress
Special Occasion
Leave a breathtaking impression in the Wendy floor-length dress. Designed to highlight your figure, this dress features an alluring open back and mermaid silhouette that artfully skims your curves for a chic look while the hardware trim gives it a little edge.
Fit & Features
- Slinky knit fabric with stretch
- Cowl neckline
- Hardware-trim spaghetti straps
- Open back, lower cascading sash
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, rehearsal dinners, black-tie events, fashion-forward occasions, cocktail parties, birthday dinners, date nights
Style Number/Barcode: 05002-001981
Category Name: Blue Prom Dresses
Price: $69.90
Availability: In Stock
Available Color: PLUM
Available Size: XS, S, M, L, XL
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Maelle Open Back Mermaid Formal Dress
Special Occasion
A close, sculpted fit defines the silhouette from neckline to hem. This mermaid formal dress balances a streamlined bodice with a floor-length flare, sheer long sleeves, and an open back for a look that feels elegant and refined.
Fit & Features
- Lined mesh fabric with stretch
- Mock neckline
- Sheer fitted long sleeves
- Open back
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie galas, balls, rehearsal dinners, formal celebrations, fashion-forward events, red-carpet occasions
Style Number/Barcode: 05002-001803
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L
Product Badge:- Ships Free
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Melisande Rhinestone Velvet Column Formal Dress
Special Occasion
The rhinestone floral embellishment gives this formal dress its most distinctive finish. This column formal dress pairs a strapless sweetheart neckline with a fitted velvet silhouette, letting the jeweled floral pattern take center stage. The result feels glamorous, polished, and made for a formal entrance.
Fit & Features
- Velvet fabric, rhinestone floral-embellished pattern
- Strapless sweetheart neckline
- Column floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie events, galas, cocktail parties, formal celebrations, special date nights, fashion-forward events
Style Number/Barcode: 05002-002170
Category Name: Blue Prom Dresses
Price: $169.90
Availability: Out of Stock
Product Badge:- Ships Free
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Aurelia Mock Neck Scarf Mermaid Formal Dress
Special Occasion
The scarf detail gives this formal dress its most distinctive finish. This mermaid formal dress pairs a sleek mock neckline and cap sleeves with an open back and long shoulder scarf panels for a look that feels refined and directional. The result is polished with just enough movement to keep it interesting.
Fit & Features
- Sleek knit fabric, knit lining, high stretch
- Mock neckline with attached chiffon scarf
- Cap sleeves
- Open back
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Wedding guests, bridesmaids, formal celebrations, holiday parties, rehearsal dinners, black-tie galas, balls, anniversaries, red-carpet events
Style Number/Barcode: 05002-001987
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: LIGHT, BLUE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Evadne Corset Satin Mermaid Formal Dress
Special Occasion
Old Hollywood glamour gets a fresh update. This beaded mesh corset satin mermaid dress pairs intricate embellishment with a sweetheart neckline, sculpted bodice, and draped satin skirt for a polished, cinematic finish. The lace-up back adds a modern touch to the vintage-inspired mood.
Fit & Features
- Lined mesh/satin fabric
- Beaded, sequin mesh corset bodice, flexible boning
- Sweetheart neckline, non-slip grip lining, padded bra cups
- Side waist ties
- Lace-up back, side zipper and hook-eye closure
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Weddings, elopements, courthouse weddings, bridal celebrations, rehearsal dinners, engagement photos and parties, black-tie galas, formal parties and events
Style Number/Barcode: 05002-002003
Category Name: Blue Prom Dresses
Price: $119.90
Availability: In Stock
Available Color: IVORY
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Soft Curve Scoop Neck Halter Maxi Dress
This one is ready for the plans that call for something polished with a little movement. The scoop neck halter maxi dress pairs a ruched, fitted bodice with an open back and high side slit, while the flowing skirt keeps the silhouette soft. Wear it for weddings, formal events, or dressed-up date nights.
Fit & Features
- Slinky knit stretchy fabric
- Scoop halter neckline with tie straps
- Ruched fitted bodice
- High front side slit
- Flowy A-line maxi-length silhouette
- Runs true to size
Style Number/Barcode: 05101-001859
Category Name: Blue Prom Dresses
Price: $49.90
Availability: In Stock
Available Color: HUNTER
Available Size: XS, S, M, L
Product Badge:- New Arrival
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Zorielle Glitter Lace Detail Mermaid Dress
Special Occasion
Your formal gala wardrobe just found its most glamorous addition. A beautifully contoured shape meets a fold-over neckline and textured glitter floral lace detailing for an elegant edge.
Fit & Features
- Sleek knit fabric, partial knit lining, high stretch
- Strapless off-the-shoulder fold-over neckline
- Floral lace waist insert with glitter detail
- Ruched detailing along the hips
- Floor-length mermaid silhouette
- Runs true to size
Where to Wear:
Galas, prom, special dinners, anniversaries, and black-tie events.
Style Number/Barcode: 05002-002018
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: WINE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Thalia Rhinestone Mermaid Formal Dress
Special Occasion
The rhinestone detailing gives this formal dress its most striking finish. This mermaid formal dress pairs allover sparkle with ruched shaping, sheer long sleeves, and a long front sash for a look that feels glamorous, polished, and dramatic. The embellishment brings high-impact shine while keeping the silhouette refined.
Fit & Features
- Rhinestone-embellished knit fabric, lined
- Plunge neckline
- Fitted long sleeves
- Keyhole back detail
- Center front cascading sash
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie events, galas, red-carpet occasions, formal celebrations, holiday parties
Style Number/Barcode: 05002-001877
Category Name: Blue Prom Dresses
Price: $149.90
Availability: Out of Stock
Product Badge:- Ships Free
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Isabeau Lace-Up Mermaid Formal Dress
Special Occasion
Flocked detailing gives this sleek silhouette the kind of texture that feels luxe instantly. This mermaid formal dress balances a lace-up open back with slender straps and a fitted floor-length shape for a look that feels sultry, refined, and fashion-forward. It’s vintage glamour reworked with a sharper, more modern attitude.
Fit & Features
- Burnout velvet flocked pattern, lined knit fabric
- V-neckline
- Spaghetti straps
- Open strappy back detail
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, black-tie galas, red-carpet events, balls, holiday parties, formal celebrations, rehearsal dinners, upscale cocktail soirees
Style Number/Barcode: 05002-001959
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: BLACK
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Arietta Strapless Front Slit Formal Dress
Special Occasion
The high front slit brings a sleek, dramatic finish to this formal silhouette. This formal dress pairs a strapless neckline with ruched shaping and a draped wrap-style waist for a look that feels polished, sculpted, and modern. The fitted floor-length shape keeps the overall effect refined.
Fit & Features
- Lined mesh fabric with stretch
- Strapless straight neckline
- Ruched bodice with flexible boning
- Draped wrap-style waist
- High front slit
- Fitted column floor-length silhouette
- Runs true to size
Where to Wear:
Weddings, rehearsal dinners, black-tie galas, red-carpet occasions, formal celebrations, cocktail parties
Style Number/Barcode: 05002-001975
Category Name: Blue Prom Dresses
Price: $89.90
Availability: In Stock
Available Color: PERIWINKLE
Available Size: XS, S, M, L, XL
Product Badge:- Ships Free
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Evadelle Strapless Scarf Mermaid Formal Dress
Special Occasion
A removable scarf adds an easy styling shift to this sleek formal silhouette. This mermaid formal dress combines a strapless neckline, a floor-length hem, and a long, flowy scarf that can be styled around the neck for an extra dramatic flair, or not, to give your look an effortless charm.
Fit & Features
- Smooth-lined knit fabric, high stretch
- Strapless neckline
- Scarf included and is not attached to the dress
- Mermaid floor-length silhouette
- Runs true to size
Where to Wear:
Wedding guests, bridesmaids, black-tie galas, balls, holiday soirees, formal celebrations, rehearsal dinners, red-carpet occasions
Style Number/Barcode: 05002-001899
Category Name: Blue Prom Dresses
Price: $79.90
Availability: In Stock
Available Color: YELLOW, NAVY
Available Size: XS, S, M, L
Product Badge:- Ships Free