Students' Text-book of Color: Or, Modern Chromatics, with Applications to Art and Industry

appear arranged artists beautiful black and white black disk blue BLUE FIG blue-green bluish bluish-green bright brilliant carmine changes Chapter chromatic circle chromatic composition chrome-yellow colour-blind coloured light coloured surfaces combinations complement complementary colours contrast cyan-blue dark darkened dull emerald-green employed experiments fact fundamental colours furnished gamboge gas-light gave gives gradation green and violet green light green nerves green-blue greenish greenish-blue greenish-yellow Helmholtz hence illumination indicated in Fig intensity kind lampblack less light and shade luminosity luminous ment mingled mixed mixture nature objects observer obtained olive-green orange orange-red orange-yellow painted pale palette pigments placed plate portion position present prism Prussian-blue pure colours pure grey purple rays red and green red lead red light reflected result retina rotation saturated sensation spectral stained glass tints tion transmitted ultramarine ultramarine-blue uranium glass vermilion violet nerves violet-blue wave-length waves white light white paper yellow light yellowish yellowish-green