What Color is The DRESS? Optical Illusion Explained 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 Dressgate: If you saw THAT dress as white your brain was working overtime Old People Saw White And Gold, And More Insights From A 23andMe Study Of #TheDress Fast Company Is it white and gold or blue and black? The truth behind the dress debate. CooperVision What color is the dress? Why do some people see blue and black and some people see gold and white when looking at a single image of a dress? : r askscience