For example, purple was approximated by glazing blue over a reddish underpainting or vice a versa. Two, glazing creates, as we have said, an extraordinarily luminosity impossible to achieve otherwise. Only inherently transparent pigments, called lakes, are suited for glazing.
Materials used to make art are generally called media.
If you add more gray to a color, it make the color a darker shade of whatever the color is, if you were to add white it'd be a lighter shade of color
