A 2015 viral debate over a dress's colors with some seeing blue and black, while others saw white and gold sparked widespread discussion and scientific inquiry. The phenomenon, which began Debate rages over color of dress 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 Eleven years ago today, an image of a dress posted on Tumblr, a social networking platform, ignited a global online debate over whether it was white and gold or blue and black. ASOS DESIGN long sleeve zip front midi dress in black ASOS