Laurence Kazar Vintage Purple Sequined Silk Mercari You Can Now Buy 'The Dress' In Either Blue And Black Or White And Gold Ten years ago, a photo of a dress posted on Tumblr sparked a massive debate: was it blue and black or white and gold? Millions argued online, and even celebrities joined in. Scientists later explained Is That Dress White and Gold or Blue and Black? The New York Times 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 Proof the Dress Is Blue PS Tech