Kazimir Malevich. Black Square. 1915
Black is also a color
— a statement made at the famous exhibition in The Galerie Maeght in 1946 in Paris.
Vincent Van Gogh. Starry night. 1889 г.
Blue is an extremely soft and cooling contrast to everything troubling, bright, pressing and tiring; it is a picture of peaceful tenderness and delicious freshness; it is fragility itself in comparison with all material cumbersomeness and weight.
Karl Reinhold von Köstlin. Aesthetik