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 What color is the dress? Why do some people see blue and black and some people see gold and white when looking at a single image of a dress? : r askscience The Dress: An Interactive Classroom Experiment by Andrew Robinson Precarious Physicist Medium 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 Is This Dress Blue And Black Or White And Gold? Here's What The Experts Say