Colour Constancy and the Colour Changing Dress

By Anupum Pant

For the last few days the internet has split into two factions. One, who see the dress (everyone knows which dress) as blue and black, while the people from the other group see gold and white.


Well, it of course is blue and is kind of an illusion which this image explains the best. CGP Grey tweeted this, and he’s probably one of the most reasonable man on the internet. And then there was the ASAPscience’s video about Colour constancy –  a feature of the human colour perception system which ensures that the perceived colour of objects remains relatively constant under varying illumination conditions. That I must say is the final word on it. Please let’s be done with this now.

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