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 Amazon.com: LRYBSA Chiffon Prom Gala Evening Party Dress Black Gold Appliques Pageant Shower Gown with Attach A Train: Clothing, Shoes & Jewelry Optical illusion: Dress colour debate goes global BBC News Byte The viral dress, known as "The Dress," appeared differently to people: some saw it as blue and black, while others saw it as white and Instagram