black in blue dress Science explains how time spent outdoors colors your view of #thedress Prom Dresses What colour is the dress?
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They only expected to sell about 200 of the dresses a week

Speaking to Digiday, she explained how one of BuzzFeeds followers had sent the official account of the picture, asking: Can you settle this argument for us? She said: The post, just a question asking What colours are this dress?, took five minutes
The short answer is: the brain is weird and it does strange things

You brain is busy calculating what the ambient light is, whether an object is in bright light or in shadow

If you can only see black and blue, try focusing on the top part of the dress where the light hits the dark area near the collar

Check that blog post out if you're so inclined