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. What Color Is The Dress? The Color Theory Behind The Debate Not Sorry Art What I never understood was if some folk saw the original dress as white gold & some saw it as black blue then how do side by side images like this exist showing them as two The Science of Why No One Agrees on the Color of This Dress WIRED The actual dress was black and blue. The confusion came from how lighting and color perception tricked people's brains, making some see it as white and gold. It became a viral example