ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive Is That Dress White and Gold or Blue and Black? The New York Times It's been 10 years since this dress was posted. People debated which colours it was, and it was later confirmed to be black and blue. 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