How "The Dress" Became an Illusion Unlike Any Other Scientific American In 2015, a photograph of a dress went viral, dividing viewers over whether its colors were blue and black or white and gold. This optical illusion highlighted differences in human color perception womens white blue: Dresses For Women Dillard's Lucy In The Sky Satin Shoulder Ties Bodycon Dress, Light Blue, Size Small eBay First brain scan study to feature THAT dress BPS