An endless variety of colors and tints can be produced by mixing. The following are only a few of them, - such as may be serviceable: -

Stone Color

White lead and a little black.

Drab

White lead with burnt umber and a little yellow ochre for a warm tint; raw umber and a little black for a green tint.

Sky-Blue

White lead with Prussian blue.

Buff

White lead with yellow ochre.

Cream-Color

Add more white to the buff.

Olive-Green

Raw umber with Prussian blue, thinned with boiled oil and turpentine.

Pea-Green

White lead with Prussian blue and chrome-yellow.

Lead Color

White lead and black.