Optical illusion renews blue and black dress debate nine years on Express.co.uk The Dress: Is It White And Gold Or Blue And Black? The whole internet is arguing about the colour of this 'white and gold' dress (or is it blue and black?) The Mirror So Really, What Color is This Dress? Memebase Funny Memes Neuroscientists Explain Discrepancy Behind "The Dress" Illusion Is This Dress Blue And Black Or White And Gold? Here's What The Experts Say