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 Nasty Gal Women's Velvet Floral Lace Insert Button Back Cut Out Maxi Dress in Black Size: 4 Black Backless Long Sleeve Midi Dress trinarosh A Line Sweetheart Neck Black Sequin Long Prom Dress, Black Formal Dres dresstby