Ten years ago, a photo of a dress posted on Tumblr sparked a massive debate: was it blue and black or white and gold? Millions argued online, and even celebrities joined in. Scientists later explained Let's settle this once and for all which color is it? Optical illusion: Dress colour debate goes global BBC News Yellow And White Vertical Stripes Dress Summer Street Style Bohemia Long Dresses Female Sleeveless Printed Maxi Dress Walmart.com Blue or Gold? #THEDRESS. The Dress by Vicky Chen Clear as Mud Medium Cecilia Blue Striped Strapless Midi Dress Avara