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 Alexander McQueen pieces worn by Kate Middleton Kate's Closet perception What color is this dress? And why do some see it as white and gold and others see it as black and blue? Psychology & Neuroscience Stack Exchange Shalom Harlow Goes BTS On Alexander McQueen's 1999 Show Women's Draped Evening Dress in Crimson McQueen US