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 So I searched up the black and blue dress : r opticalillusions 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, Here's why people saw the dress differently.