Beaded Lilac Gown with Fringe 44723 Jovani How "The Dress" Became an Illusion Unlike Any Other Scientific American This is just incredible. Both dresses on the shaded area (right side) are identical in color. What immediately strikes about this dress are the large irises running along the skirt and up to the bodice. This extensive decoration is achieved by applying to the velvet a chemical so we know the dress was black and blue BUT that's not what i'm here to discuss : r opticalillusions