Outfit of the Day, Vol. 1: A Blue Summer Dress with Yellow Heels Makeup and Beauty Blog So I searched up the black and blue dress : r opticalillusions Navy Blue And Mustard Yellow Half And Half Sleeveless Dress women's clothing korea stylish women's summer dresses Walmart.com Women's Yellow And Blue Midi Dresses REVOLVE 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