The Ancient Greeks sometimes used the same word to name different colors, if they had the same intensity. The Ancient Romans had two words for black: ater was a flat, dull black, while niger was a brilliant, saturated black.Ater has vanished from the vocabulary, but niger was the source of the country name Nigeria the English word Negro and the word for "black" in most modern Romance languages (French: noir; Spanish and Portuguese: negro; Italian: nero ).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.
It became the color worn by English romantic poets, businessmen and statesmen in the 19th century, and a high fashion color in the 20th century.
In the Roman Empire, it became the color of mourning, and over the centuries it was frequently associated with death, evil, witches and magic.
According to surveys in Europe and North America, it is the color most commonly associated with mourning, the end, secrets, magic, force, violence, evil, and elegance.
Black ink is the most common color used for printing books, newspapers and documents, because it has the highest contrast with white paper and is the easiest to read.
For the same reason, black text on a white screen is the most common format used on computer screens.