The dress' went viral 10 years ago and taught us the science of color The Swarm Squared Up Flare Sleeve Maxi Dress BlackMilk Clothing 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 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