10 years ago today, this dress was posted online, turning into a viral phenomenon. Viewers couldn't decide if the dress was blue and black, or white and gold. It was later confirmed The Dress: Black, Blue, White, GoldA Visual Illusion as America Dies The dress was a 2015 online viral phenomenon centred on a photograph of a dress. Viewers disagreed on whether the dress was blue and black, or white and gold : r wikipedia 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, What color is the dress? Why do some people see blue and black and some people see gold and white when looking at a single image of a dress? : r askscience Science explains how time spent outdoors colors your view of #thedress Los Angeles Times