600 × 400
Source:https://www.musebridals.com/collections/blue-prom-dresses
900 × 600
Source:https://www.pinterest.com/castillonyzabella360/baby-blue-prom-dresses/
420 × 280
Source:https://www.promfy.com/special-occasion-dresses/ball-gown+blue
533 × 320
Source:https://www.promgirl.com/shop/color-dresses/blue-dresses
800 × 600
Source:https://www.onehoneyboutique.com/collections/blue-dresses
1123 × 800
Source:http://www.susansofgosport.co.uk/prom_ball.html
1500 × 1000
Source:https://gearboxboutique.com/collections/formal-evening-gowns/products/jx5007-gown-by-jadore-electric-blue
1349 × 1800
Source:https://www.promheaven.com/products/electric-blue-velvet-high-neckline-open-back-mermaid-prom-dress
270 × 340
Source:https://www.etsy.com/market/electric_blue_gown
711 × 474
Source:https://www.pinterest.com/luycmnxae/royal-blue-prom-dresses/