ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive White and gold or blue and black what colour is the dress? An eyewitness gives a definitive answer The Independent The Independent The Science Behind the Dress Illusion Eyepic Eye Care The dress was a viral online phenomenon in 2015, centered on a photograph of a dress that people disagreed on whether it was blue and black or white and gold. Within a The white and gold dress, and the illusion of free will Felipe Contreras