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 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 ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive What's the Meaning of Red, Blue, Green or Pink in Colored Wedding Dresses? Here's why people saw the dress differently. The dress that divided the internet IS blue and black Daily Mail Online