BUMPER SNIPPET
Guests
The grey is the same, neither of them is lighter or darker:
These dogs are not yellow and blue, they are of the same color:
The chess set is of the same color, their color did not change, only the background changed:
These dogs are not yellow and blue, they are of the same color:
The chess set is of the same color, their color did not change, only the background changed:
Lilac Chase (also known as Pac-Man illusion) is another example of afterimage complementary color (green as opposite to lilac). Follow the movement of the rotating pink dot with your eyes and the dots will remain only one color, pink. But if you stare at the black + in the center, the moving dot will turn green.:
Are the lines made out of the blue squares parallel? You bet they are.
There is no spiral on the following picture. It's just nicely put squares that our eyes incorrectly understand as spiral. Look closer.
A nice visual illusion using perfect squares. :
All the dice are perfect squares. Switching of black and white color is just tricking us into seeing bent lines although all the lines are straight.:
The tabletops are identical in shape and size. You don't believe it, measure them yourself: