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 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 The Dress Debate Black and Blue or White and Gold British Vogue British Vogue White and gold or blue and black what colour is the dress? An eyewitness gives a definitive answer The Independent The Independent Fitia Dress Beige Polka Dots Black Background Print Linen Szane Is it white and gold or blue and black? The truth behind the dress debate. CooperVision