The viral "black and blue" dress, which sparked a massive 2015 internet debate, was originally posted on Tumblr by Scottish singer Caitlin McNeill. The photo, depicting a Roman Originals dress, divided viewers Little Black Dresses Forte The Brand 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 Photo finally solves the black and blue white and gold dress debate Gold and white or blue and black?' optical illusion dress from 2015 found at yard sale 9Honey