- It is the darkest color, the result of the absence of or complete absorption of light.
- For the ancient Egyptians, black had very positive associations. it was the color of the rich black soil flooded by the Nile. It was the color of Anubis, the god of the underworld, who took the form of a black jackal, and offered protection against evil to the dead.
- Black can be defined as the visual impression experienced when no visible light reaches the eye.
- In physics, a black body is a perfect absorber of light, but, by a thermodynamic rule, it is also the best emitter. Thus, the best radiative cooling, out of sunlight, is by using black paint, though it is important that it be black (a nearly perfect absorber) in the infrared as well.
- Black is the color most commonly associated with elegance in Europe and the United States, followed by silver, gold, and white.
- In Islam, black, along with green, plays an important symbolic role. It is the color of the Black Standard, the banner that is said to have been carried by the soldiers ofMuhammad. It is also used as a symbol in Shi’a Islam (heralding the advent of the Mahdi), and the flag of followers of Islamism and Jihadism.
- In the 19th and 20th centuries, many machines and devices, large and small, were painted black, to stress their functionality. These included telephones, sewing machines, steamships, railroad locomotives, and automobiles. The Ford Model T, the first mass-produced car, was available only in black from 1914 to 1926. Of means of transportation, only airplanes were rarely ever painted black.