The Infamous Dress Optical Illusion: Gold and White or Black and Blue 50 Blue Bridesmaid Dresses To Inspire Your Bridal Party Colors Dress Illusion Bow Bodice Metallic Prom Dress 3816 Rachel Allan 70588 Long Tulle, Applique, Beading Mermaid Dress Fitted, Sleeveless, Strapless, Appliques, Illusion, Corset, Detachable Off Shoulder Puff Sleeves, High Slit, Floor Length, Mid Open Back, Lace Up ADASA The actual dress was black and blue. The confusion came from how lighting and color perception tricked people's brains, making some see it as white and gold. It became a viral example What colour is the dress? Explained : r interesting