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 Sequin Corset Bodycon Dress in Gold LUCY IN THE SKY 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 Is the dress blue black or white gold? Body Worlds Amsterdam Proof the Dress Is Blue PS Tech