Why millions can't see eye to eye in dress color debate 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 so we know the dress was black and blue BUT that's not what i'm here to discuss : r opticalillusions The Dress. Is it blue and black or white and gold? Here is the confirmed answer. Optical Illusion White Gold Dress Debate The Dress Debate: Blue Or Black? Settle This Once And For All! Viral Blue and Black or White and Gold dress marks 10 years