Blue Illusion Womens Size XS White Cut out Lace Button up 3 4 Sleeve Maxi Dress (s) Used Very Good Salvos Stores 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 Royal Blue Velvet Slip On Shoe Optical Illusion Dress White And Gold Golden White White Gold Vs Black Blue Dress Original Optical