KalNet Message Board

A collection of some of the better known ones:

http://www.ebaumsworld.com/illusions.shtml

Olliphants!

That is a really cool page, the first one is insane.

So square A and B are both actually the exact same color. It's true I checked it in fireworks.

It's kind of upsetting that my mind could be so easily fooled.

I've never seen that one before (Ironfist). I guess it's because of the shadow. And even though I can understand that, A still looks darker. It's because the dark squares around B are darker than the other dark squares (because of the shadow).