Why is the moon white?
Because your eyes aren’t that great at brightness.
As many people have mentioned, the Moon is actually quite dark grey:
However, it sure looks white to me. So what gives?
OK, look at this picture. Which square is darker, A or B? They’re the same color! Don’t believe me:
It turns out we determine brightness in a very relative way. Square A looks dark because it’s surrounded by lightness. Square B looks light because it’s surrounded by darkness.
The moon is quite dark, but it’s significantly brighter than the night sky. As a result, your brain assumes it’s actually quite bright, when really it’s not.
You can really see this during a lunar eclipse:
See how white the right side looks? See how dark (and red…that’s from the Earth’s atmosphere…you can ignore that) the left side looks?
Relative illumination makes a huge difference in our perception of color and brightness.
This information was taken from Quora. Click here to view the original post.
Do you see the Moon as a white or grey body? Tell us in the comments below!
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