Color scientists explain the dress that went viral RIT 10 years ago, a simple photograph of a dress sparked a global debate unlike anything seen online before. Posted in 2015, the image caused people to argue intensely over whether the dress Is This Dress Blue And Black Or White And Gold? Here's What The Experts Say What colour is the dress? Here's why we disagree New Scientist Remember when the internet went absolutely nuts on the colour of a dress? The dress was blue and black. The original viral poster, Caitlin McNeill, later said it was a black and blue dress