Ключевые слова: blue, chart, damage, design, device, energy, focus, frequency, gamma, gradient, graph, graphic, green, health, illustration, indiga, infographic, infrared, light, medical, optic, orange, purple, rainbow, ray, red, retina, science, skin, sky, spectrum, sun, sunlight, symbol, ultraviolet, uv, vector, visible, vision, wave, wavelength, yellow,