If you are drawing or painting, to give a picture depth means to shade it in the places that have depth like the bend of and arm or leg.
In great detail.
the color mauve is not a primary or secondary color so it is none of above.
That depends on what depth you want the concrete !
Adding black makes the original color darker. The hue of the color depends on the color that the black was added to.
depth and color
Saturation.
depth and color
demonstrates depth
it dunt
Color Depth
The illusion of depth on a flat surface.
Depth perception is affected by the characteristics of the viewer's eyesight, as well as the nature, shape and color of the observed object. A small child, for example, has poor depth perception.
Art work covers a LOT of territory. If you mean painting, depth of some sort should be in the work. Color is optional, such as in charcoal drawings or some monochrome pieces.
The depth, purity, and clarity of the individual color.
perspective and color
position resolution color depth