Black Dresses 12th Tribe ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive Ten years ago, a photo of a dress posted on Tumblr sparked a massive debate: was it blue and black or white and gold? Millions argued online, and even celebrities joined in. Scientists later explained The Dress Debate: Science Explains Why Some See Blue And Black And Others White And Gold 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