20 January 2024

These four balls are congruent in terms of color


All four are the same color (not the same color throughout their area, but congruent in terms of color at each point).  Via the opticalillusions subreddit, where readers have confirmed the identical colors using digital sampling techniques.

1 comment:

  1. Similar effect of adjacent colors affecting same color areas: https://www.syfy.com/syfy-wire/another-brain-frying-optical-illusion-what-color-are-these-spheres Another brain-frying optical illusion: What color are these spheres?

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