Optical illusion renews blue and black dress debate nine years on Express.co.uk RevK's ramblings: Blue, Black, White, or Gold dress Valentina Halterneck Long Silk Dress in Black and Gold Floral Toile, 4 Let's settle this once and for all which color is it? EXPLAINED! The black and blue or white and gold dress illusion!, #opticalillusion #opticalillusions #illusion #illusions #magic #magician #magictrick #gavinwongmagic #explained Is This Dress Blue And Black Or White And Gold? Here's What The Experts Say