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 How does a black and blue dress sometimes appear white and gold? The Brains Blog The dress' went viral 10 years ago and taught us the science of color This image continues to divide the world: What color do you Blue and black or white and gold? It's been a full decade since "The Dress "took over the internet, yet