If you add white to a color you get a lighter shade of the original color.
If you add white to black you get grey.
Grey is a lighter shade of black.
If you want to make a color darker you can add black.
If you add black to white you get grey.
Therefore grey is a darker shade of white.
If white=grey^grey=black then white=grey=black
It's all the same color.
White is a shade of black.