air brush art paper black and white brouillon brush camera lucida camera obscura canvas cartoon chalk charcoal charcoal drawing chiaroscuro crayon creamy delicate delineation design diagram doodle draft drawing drawing paper drawing pencil drier easel ebauche eggshell esquisse fair fixative flat gloss graph ground iridescent lay figure light light-colored light-hued line drawing maulstick medium mellow mother-of-pearl nacreous opalescent paint paintbrush pale palette palette knife pastel color patinaed pearly pen-and-ink pencil pencil drawing pigments quiet rough copy rough draft rough outline sad scratchboard semigloss siccative silhouette silver-print drawing simple sinopia sketch sketchbook sketchpad sober soft soft color soft-colored soft-hued softened softness somber spatula spray gun study stump subdued subtle subtle color sweet tender tracing varnish vignette whitish