so we know the dress was black and blue BUT that's not what i'm here to discuss : r opticalillusions 10 years ago, this dress was posted on social media causing a viral debate on whether it was blue and black or white and gold. The phenomenon revealed differences in human color ARTMINE Toddler Boy Clothes 3 Piece Vest Set, Baby Boy Clothes Gentleman Bow Tie Outfit, Little Boy Clothes Suit, Plain Long Sleeve Button Down Shirt Pants Formal Dresswear, Black, 9 12 Months =Tag 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 T.O. Collection Boys Soho Stretch Knit Dress Pants 9131 Blue Heather 18 Skinny I've been thinking about "the dress" for 10 years. Here's what I've learned.