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 And Black White And Gold Color Of The Dress Blue Or Gold The World's Most Famous 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 So, What Color IS That Dress, Anyway?