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 Black And Blue Dress Original Picture Original Blue And Black Or White And Gold Dress Illusion Ten Years Spense Striped Illusion Style Dress Black Blue White Pleated Back Zipper Size 4 eBay Theia Sheath Illusion Dress Sz 6 Navy Blue Metallic Floral Sleeveless Scuba Knit