Quote:
Originally Posted by biskoppen
This one is my all time favorite.. know by most people, but for those who don't know this one, square A and B are the exact same color - but your brain fucks it up and makes it looks like two completly different shades of gray.. fucking awesome

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Depending on the exact spot the HEX values are the following:
A = 6A6A6A or 6B6B6B
B = 606060 or 616161 or 5F5F5F
They most certainly are NOT the same shade of gray ...