The original image is in the middle. At left, white-balanced as if the dress is white-gold. At right, white-balanced to blue-black. Photograph: Original photo posted on swiked.tumblr.com ...

Now it seems two more should be in the mix: lilac and turquoise. In 1969, two researchers looked at 100 languages and found that all had words for black, white, red, green, yellow, blue ...