Memezar 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 Is This Dress Blue And Black Or White And Gold? Here's What The Experts Say Is That Dress White and Gold or Blue and Black? The New York Times 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