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Old 02-27-2015, 01:15 PM   #146
Hack&Lube
Atomic Nerd
 
Join Date: Jul 2004
Location: Calgary
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Quote:
Originally Posted by V View Post
Um, that's kind of the point of colour constancy. Our brains fill in the gaps.

What colour is the middle square in the front of the cube?

I've seen this solution before but it's always fun. I copied the square in photoshop and drag it back and forth across the light/dark boundary at the edge of the cube and watch it magically change colors.
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