• Allero@lemmy.today
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    15 hours ago

    Color variations in white tiles, it seems. When you look close, the brain compares shades of white to the neighboring black. When you look far away, brain focuses on larger patterns.

    • pyre@lemmy.world
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      3 hours ago

      that’s what it is, I’ve made one before. basically grayscale image faintly on a black and white pattern, doesn’t need to be checkerboard.