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 Santorini Tie Back Mini Dress Blue + White Green + White Daily Chic TheDress Company: White and Gold Version Already in the Works The Dress: White and Gold or Black and Blue? The White and Gold (No, Blue and Black!) Dress That Melted the Internet The New York Times