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There is no red in this picture
(mander.xyz)
A community for sharing and discussing cool optical illusions.
Some of that white is not as white as the others. There's definitely a reddish tone of you zoom in.
Yeah probably jpeg compression muddying it up. That combined with another comment about white pixels containing red makes me think that this illusion was intended to be printed out.
I find that reddish tint foes away if I zoom in and block out the teal parts
It's just less teal spots, not much redder, especially not as .uch as perceived
First two are from the centre, the last is not