<Tr> <Th> Material </Th> <Td> Lace </Td> </Tr> <P> "The dress" is a photograph that became a viral Internet sensation on 26 February 2015, when viewers disagreed over whether the colours of the item of clothing depicted were black and blue or white and gold . The phenomenon revealed differences in human colour perception which have been the subject of ongoing scientific investigation in neuroscience and vision science, with a number of papers published in peer - reviewed science journals . </P> <P> The photo originated from a washed - out colour photograph of a dress posted on the social networking service Tumblr . In the first week after the surfacing of the image alone, more than 10 million tweets mentioned the dress, using hashtags such as #thedress, #whiteandgold, and #blackandblue . Although the actual colour was eventually confirmed as blue and black, the image prompted discussions, with users discussing their opinions on the colour and why they perceived the dress as a certain colour . Members of the scientific community began to investigate the photo for fresh insights into human colour vision . </P> <P> The dress itself, which was identified as a product of the retailer Roman Originals, experienced a major surge in sales as a result of the incident . The retailer also produced a one - off version of the dress in white and gold as a charity campaign . </P>

Dress gold or white or black and blue