What colour is this dress? Tumblr photo could actually break the internet Happy 10th anniversary to the original photograph of "The Dress" and the subsequent internet debate over white and gold or black and blue : r popculturechat This explains how the blue black white gold dress illusion was possible. But it doesn't explain why some people saw it one way and some saw it the other, and no one seemed to see 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