Gray

Definition

The gray is not a color but a value of luminous intensity (quantity of light emitted by a source of light) of which perception by the human eye is between the Blanc and the Noir.
Dans the system RVB coded on 8 bits per channel, there exist 256 possible levels of gray, the values of red, Vert and Bleu in front of being in similar proportions.
La value RVB (0,0,0) being perfect black, value RVB (255,255,255) being the perfect white.

Symbolism

  • In the Western symbolism, the gray is associated with: the depression, the sadness, the Turkey, the Loneliness, the Distress.
  • the origin of this symbolic system resides in the fact that the gray is a dull color, semi-white, semi-black, color of the Poussière which amoncèle on the motionless and inert things, color of the Moisissure, the stagnant .
  • Quite to the contrary, in Eastern symbolism, in particular in the Hindouisme, the gray color is regarded as crowned. She is regarded as an equivalent of the silver plated color and corresponds to the color of the smoke of the Encens, which rises towards the sky transporting with her the prayers of the men. It is also the color symbolic system associated with the fifth Chakra, Vishudda.
  • In Astrology, according to certain schools, it is the color symbolic system associated with the Mercure planet.
  • In the code of colors of electrical resistances and the condensers, the gray color corresponds to figure 8 and an accuracy of 0,05%. In the standard CEI 60757, one names it GY (abbreviation of grey).
  • Gray material which is the apparatuses touching with the Téléphonie and the Fax (in opposition to the material Blanc (electric household appliances), and with the material Brun (Image and Its))|date= October 5th, 2007 .

Expressions

  • a 3eminence grise is an adviser who remains in the Ombre of a political personality or other.
  • the automobile license is, in France, the certificate of Immatriculation of a vehicle Automobile.
  • the gray wine is a kind of white wine, in particular a wine of Lorraine, cf the Gris of Toul.
  • the grey matter indicates a certain part of the human Cerveau, and, by Métonymie, the Intelligence.
  • To make gray mine , it is to hold for somebody a bad reception.
  • “time is gray”, “it makes gray”, “it makes grisâtre”, are expression popular to indicate a cloudy sky with possibly fog.

Proverb

The night all the cats are gray.

Beings, things and objects

Gallery of beings, things and objects

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