The Dress Is Now Officially A Sexy Halloween Costume Medieval Royal Blue & Gold Queen Women's Costume Original Optical Illusion Yellow White And Gold And Black And Blue Dress Is This Dress Blue 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 Is the dress blue black or white gold? Body Worlds Amsterdam Courtly Renaissance Dress Blue and Gold, size: X Large