Snow White standing in a blue and yellow dress at the Disney Princesses show at the Resch Center in Green Bay Stock Photo Alamy Remember when the internet went absolutely nuts on the colour of a dress? The dress was blue and black. The original viral poster, Caitlin McNeill, later said it was a black and blue dress Bleeding Heart Blue & Yellow Flowers Dress Vintage Summer Dresses The Science Behind the Dress The New York Times