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 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 Jessica Howard, Vintage, Floral, Metallic, Formal Depop Woman discovers the iconic 'Optical Illusion Dress' that went viral in 2015 at yard sale Times of India Blue And Black Or White And Gold Dress Shop on Pinterest 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