Mix nine parts of black with two of white, with a touch of deep chrome.
Lead. This is simply a dark gray, and is made by adding lamp black to white lead with sufficient blue.
Light Gray. Mix together one part of Prussian blue, one part of lamp black, ten parts of white lead. By adding more or less white lead a darker or a lighter shade may be obtained if required. Another shade is obtained by mixing two parts of black, eight parts of white and one part of blue.
Mastic. This is a dark gray shade. To produce it mix twelve parts of black with one of white, rather less than one of yellow and just a touch of orange.
Moss Gray. Tint white lead with French ochre, a bright green and a little lamp black.
Mouse Color. Eleven parts burnt umber, to which has been added one part of Prussian blue, mixed with about twenty times the bulk of white lead, will give this tint. Another shade may be had by mixing sixteen parts of white, three of black and one of blue. Some painters tint white with lamp black and add a very little Venetian red and burnt umber.
Neutral Tint. An artist's color is sold under this name.
Olive Gray. Three parts of lamp black, one part of chrome green, with about forty times the quantity of white lead, will give this color.
Opal Gray. One part of burnt sienna, two parts of cobalt blue, and thirty parts of zinc white.
Payne's Gray. Is an artist's color, which may be described as a gray having a lilac tinge.
Pearl. This is the same as French gray, but is much lighter.
Pearl Gray. Forty parts white lead, five parts of vermilion and one part of deep chrome green. Some decorators tint white lead with lamp black and call that pearl gray. Strictly speaking, however, it should not be called pearl
