White and gold dress: Here's the science behind why some people see blue The Mirror The Science Behind the Black and Blue (or White and Gold) Dress Arina Rhinestone Celestial Mini Dress Windsor ELI5:Why does this dress appear white gold to some people and black blue to others? : r explainlikeimfive Ten years ago, a photo of a dress posted on Tumblr sparked a massive debate: was it blue and black or white and gold? Millions argued online, and even celebrities joined in. Scientists later explained 10 years ago, a simple photograph of a dress sparked a global debate unlike anything seen online before. Posted in 2015, the image caused people to argue intensely over whether the dress