Dress colour mystery solved? Expert says we're ALL RIGHT and here's why The Mirror 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 The Dress #thedress that broke the Internet Roman Navy Blue Long Prom Dress with Gold Sequins PromGirl 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 of how human vision can interpret colors differently under certain Picture Of Viral Blue And Black Dress Also Shows White And Gold, And Twitter Is Arguing Over It Again Evie Magazine