I've been thinking about "the dress" for 10 years. Here's what I've learned. BIAS CUT LINEN BLEND MIDI DRESS BLUE COS US 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 Natalia Dyer Goes Strapless in a Dolce & Gabbana Little Black Dress for Her 'Jimmy Fallon' Appearance