ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive The viral dress, known as "The Dress," appeared differently to people: some saw it as blue and black, while others saw it as white and gold. This difference is due to how our brains interpret the Eleven years ago, a single photo posted on Tumblr sparked one of the biggest internet debates of all time. The dress instantly divided the world, some swore it was white and gold, Is the dress blue black or white gold? Body Worlds Amsterdam