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Royal Blue Prom Dresses

Our royal blue prom dresses combine elegance with modern glamour. The rich, deep hue of royal blue exudes regal sophistication. Attention to detail is key, with features such as corseted bodices for enhanced shaping, elegant off-the-shoulder or halter necklines, and flowing skirts that move gracefully. Whether you prefer a figure-hugging bodycon dress adorned with delicate embellishments, a flowing chiffon gown that drapes effortlessly, or a structured satin piece with a striking neckline, there is a royal blue dress to suit every personal style and preference. A royal blue prom dress ensures a refined look, allowing you to shine with confidence and grace on your special night. Explore our selection to find the perfect royal blue dress for prom!

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favourite
Figure Form Crystal Embellished Midi Dress
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KarenMillen

Figure Form Crystal Embellished Midi Dress

  • Design: Plain
  • Detail: Embellished
  • Length: Midi
£159.00
cobalt color black color
favourite
Scuba Crepe Crystal Bow Detail Midi Dress
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KarenMillen

Scuba Crepe Crystal Bow Detail Midi Dress

  • Design: Bow
  • Neckline: Crew
  • Sleeve length: Long Sleeve
£239.00
favourite
Plus Size Lace Ruffle Hem Midi Dress
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KarenMillen

Plus Size Lace Ruffle Hem Midi Dress

  • Length: Midi
  • Neckline: V Neck
  • Style: Midi Dress
£101.40 £169.00
favourite
Premium Stretch Crepe Jersey V Neck Zip Detail Maxi Dress
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KarenMillen

Premium Stretch Crepe Jersey V Neck Zip Detail Maxi Dress

  • Design: Plain
  • Detail: Plain
  • Neckline: V Neck
£77.00 £219.00
cobalt color emerald color
favourite
Jersey Crepe Asymmetric Neckline Maxi Dress
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KarenMillen

Jersey Crepe Asymmetric Neckline Maxi Dress

  • Occasion: Occasion
  • SleeveLength: Sleeveless
  • Style: Maxi Dress
£40.00 £99.00
cobalt color black color navy color green color ivory color mango color
favourite
Stretch Drapey Crepe Ruched Plunge Neck Batwing Sleeve Maxi Dress
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KarenMillen

Stretch Drapey Crepe Ruched Plunge Neck Batwing Sleeve Maxi Dress

  • Design: Plain
  • Fabric: Polyester
  • Style: Maxi Dress
£71.40 £119.00
cobalt color black color
favourite
Figure Form Bandage Knit Embellished Wide Sleeve Midi Dress
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KarenMillen

Figure Form Bandage Knit Embellished Wide Sleeve Midi Dress

  • Design: Plain
  • Neckline: Crew
  • Sleeve length: Long Sleeve
£149.40 £249.00
cobalt color ivory color red color
favourite
Drama Ruffle Asymmetric Midi Dress
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KarenMillen

Drama Ruffle Asymmetric Midi Dress

  • Detail: Ruffle
  • Fabric: Polyester
  • Sleeve length: Sleeveless
£42.00 £119.00
favourite
Lace Ruffle Hem Midi Dress
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KarenMillen

Lace Ruffle Hem Midi Dress

  • Detail: Ruffle
  • Neckline: V Neck
  • Style: Midi Dress
£101.40 £169.00
cobalt color plum color
favourite
Stripe Fabric Detail Fluid Halter Maxi Dress
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KarenMillen

Stripe Fabric Detail Fluid Halter Maxi Dress

  • Detail: Plain
  • Fabric: Woven
  • Length: Maxi
£84.00 £169.00
cobalt color black color red color
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Crinkle Cold Shoulder Georgette Woven Maxi Dress
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KarenMillen

Crinkle Cold Shoulder Georgette Woven Maxi Dress

  • Detail: Crinkle
  • Fabric: Woven
  • Neckline: Round Neck
£59.00 £169.00
favourite
Foil Bandage Figure Form Cut-Out Midi Dress
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KarenMillen

Foil Bandage Figure Form Cut-Out Midi Dress

  • Design: Plain
  • Detail: Plain
  • Length: Midi
£95.40 £159.00
cobalt color red color
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Strappy Pleated Maxi Dress
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KarenMillen

Strappy Pleated Maxi Dress

  • Detail: Plain
  • Fabric: Woven
  • Neckline: Strappy
£49.00 £139.00
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Tailored Lace up Back Detail Midi Dress
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KarenMillen

Tailored Lace up Back Detail Midi Dress

  • Length: Midi
  • Sleeve length: Long Sleeve
  • Style: Midi Dress
£49.00 £139.00
cobalt color black color ivory color
favourite
Tailored Scuba Corset Detail Mini Dress
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KarenMillen

Tailored Scuba Corset Detail Mini Dress

  • Length: Mini
  • Sleeve length: Sleeveless
  • Style: Mini Dress
£66.00 £189.00
favourite
Premium Beaded Embellished Woven Midaxi Cape Dress
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KarenMillen

Premium Beaded Embellished Woven Midaxi Cape Dress

  • Neckline: Crew
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£192.00 £549.00
favourite
Forever Twill Collared Maxi Dress
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KarenMillen

Forever Twill Collared Maxi Dress

  • Detail: Collar
  • Neckline: Collared
  • Sleeve length: Sleeveless
£79.00 £159.00
cobalt color red color jade color black color navy color
favourite
Premium Crystal Embellished Jersey Cowl Neck Mini Dress
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KarenMillen

Premium Crystal Embellished Jersey Cowl Neck Mini Dress

  • Length: Mini
  • Sleeve length: Long Sleeve
  • Style: Mini Dress
£80.00 £199.00
cobalt color gold color
favourite
Bandage Figure Form Knit Tassel Mini Dress
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KarenMillen

Bandage Figure Form Knit Tassel Mini Dress

  • Design: Plain
  • Detail: Tassels
  • Style: Knitted Dress
£189.00
cobalt color silver color
favourite
Petite Crinkle Cold Shoulder Georgette Woven Maxi Dress
Petite
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KarenMillen

Petite Crinkle Cold Shoulder Georgette Woven Maxi Dress

  • Fabric: Woven
  • Length: Maxi
  • Neckline: Round Neck
£59.00 £169.00
favourite
Tailored Drape Back Pencil Midi Dress
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KarenMillen

Tailored Drape Back Pencil Midi Dress

  • Fabric: Polyester
  • Length: Midi
  • Neckline: Round Neck
£70.00 £199.00
favourite
Structured Ruched Detail Midi Dress
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KarenMillen

Structured Ruched Detail Midi Dress

  • Detail: Plain
  • Fabric: Polyester
  • Neckline: Crew
£63.00 £179.00
cobalt color light-pink color pink color navy color
favourite
Soft Tailored Colour Block Cape Detail Full Skirted Maxi Dress
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KarenMillen

Soft Tailored Colour Block Cape Detail Full Skirted Maxi Dress

  • Detail: Ruffle
  • Length: Maxi
  • Neckline: Asymmetric
£72.00 £289.00
favourite
Tailored Roll Neck Pencil Midi Dress
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KarenMillen

Tailored Roll Neck Pencil Midi Dress

  • Design: Plain
  • Fabric: Polyester
  • Style: Midi Dress
£70.00 £199.00
cobalt color sage color yellow color
favourite
Petite Stripe Fabric Detail Fluid Halter Maxi Dress
Petite
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KarenMillen

Petite Stripe Fabric Detail Fluid Halter Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£59.00 £169.00
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Plus Size Square Neck Tailored Full Skirted Maxi Dress
Plus
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KarenMillen

Plus Size Square Neck Tailored Full Skirted Maxi Dress

  • Design: Spots
  • Length: Maxi
  • Sleeve length: Short Sleeve
£99.00 £199.00
cobalt color merlot color
favourite
Cowl Neck Drape Woven Maxi Dress
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KarenMillen

Cowl Neck Drape Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Long Sleeve
  • Style: Maxi Dress
£66.00 £189.00
favourite
Bandage Form Fitting Cape Sleeve Embellished Mini Dress
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KarenMillen

Bandage Form Fitting Cape Sleeve Embellished Mini Dress

  • Design: Plain
  • Sleeve length: Long Sleeve
  • Style: Mini Dress
£63.00 £179.00
cobalt color green color
favourite
Square Neck Tailored Full Skirted Maxi Dress
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KarenMillen

Square Neck Tailored Full Skirted Maxi Dress

  • Detail: Plain
  • Length: Maxi
  • Style: Maxi Dress
£100.00 £199.00
turquoise color red color orange color cobalt color merlot color
favourite
Petite Drama Ruffle Asymmetric Midi Dress
Petite
View
KarenMillen

Petite Drama Ruffle Asymmetric Midi Dress

  • Fabric: Polyester
  • Length: Midi
  • Sleeve length: Sleeveless
£42.00 £119.00
favourite
Structured Tailored Belted Midi Dress
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KarenMillen

Structured Tailored Belted Midi Dress

  • Length: Midi
  • Sleeve length: Short Sleeve
  • Style: Midi Dress
£77.00 £219.00
cobalt color light-pink color
favourite
Plus Size Tailored Belted Midi Shirt Dress
Plus
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KarenMillen

Plus Size Tailored Belted Midi Shirt Dress

  • Detail: Buttons
  • Neckline: Collared
  • Sleeve length: Long Sleeve
£70.00 £199.00
favourite
Lace Petal Applique Balloon Sleeve Woven Midi Dress
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KarenMillen

Lace Petal Applique Balloon Sleeve Woven Midi Dress

  • Occasion: Occasion
  • SleeveLength: Long Sleeve
  • Style: Midi Dress
£143.40 £239.00
favourite
Petite Tailored Belted Midi Shirt Dress
Petite
View
KarenMillen

Petite Tailored Belted Midi Shirt Dress

  • Design: Plain
  • Fabric: Polyester
  • Sleeve length: Long Sleeve
£70.00 £199.00
favourite
Petite Tie Dye Woven Tape Detail Drama Dress
Petite
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KarenMillen

Petite Tie Dye Woven Tape Detail Drama Dress

  • Fabric: Woven
  • Length: Maxi
  • Neckline: High Neck
£180.00 £225.00
favourite
Tailored Collared Long Sleeve Midi Dress
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KarenMillen

Tailored Collared Long Sleeve Midi Dress

  • Detail: Plain
  • Length: Midi
  • Style: Midi Dress
£80.00 £199.00
cobalt color ivory color
favourite
Tailored Belted Midi Shirt Dress
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KarenMillen

Tailored Belted Midi Shirt Dress

  • Design: Plain
  • Detail: Buttons
  • Neckline: Collared
£70.00 £199.00
favourite
Fringed Beaded Halter Neck Woven Maxi Dress
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KarenMillen

Fringed Beaded Halter Neck Woven Maxi Dress

  • Length: Maxi
  • Neckline: Round Neck
  • Style: Maxi Dress
£219.00 £439.00
cobalt color light-blue color
favourite
Viscose Satin Sleeveless Cowl Neck Drape Woven Maxi Dress
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KarenMillen

Viscose Satin Sleeveless Cowl Neck Drape Woven Maxi Dress

  • Length: Maxi
  • Sleeve length: Sleeveless
  • Style: Maxi Dress
£49.00 £139.00
favourite
Enamel Chain Detail Halter Woven Mini Dress
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KarenMillen

Enamel Chain Detail Halter Woven Mini Dress

  • Occasion: Occasion
  • SleeveLength: Sleeveless
  • Style: Mini Dress
£60.00 £199.00
Showing 40 of 42
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