Red

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Red
 
About these coordinates     Color coordinates
Hex triplet#FF0000
sRGBB (r, g, b)(255, 0, 0)
HSV (h, s, v)(0°, 100%, 100%)
CIELChuv (L, C, h)(53, 179, 12°)
Source[Unsourced]
B: Normalized to [0–255] (byte)

Red is any of a number of similar colors at the lowest frequencies of light discernible by the human eye. Red light has a wavelength range of roughly 630-760 nm. Lower frequencies are called infrared, or below red.

Red is an additive primary color, complementary to cyan. It was once considered to be a subtractive primary color, and is still sometimes described as such in non-scientific literature; however, the colors cyan, magenta and yellow are now known to be closer to the true subtractive primary colors detected by the eye, and are used in modern color printing.

One common use of red as an additive primary color is in the RGB color model. Because "red" is not by itself standardised, color mixtures based on red are not exact specifications of color either. In order to produce exact colors the color red needs to be defined in terms of an absolute color space such as sRGB. As used in computer monitors and television screens, red is very variable, but some systems may apply color correction (so that a standardised "red" is produced that is not in fact full intensity of only the red colorant). A few examples of the color red are Stop signs, strawberries, apples.

Usage, symbolism, and colloquial expressions

Stop sign used in English-speaking countries, as well as in the European Union
Chinese wedding gown

Variations

Sandstone interior of Antelope Canyon, displaying various reddish hues
  • Scarlet - a shade of red that tends towards red-orange and has no hint of blue
  • Vermilion - a fiery shade of red that tends toward red-orange to a slightly greater degree than scarlet, prepared from cinnabar, the artificial red sulphide of mercury used as a pigment
  • Pink - a very light, unsaturated red, traditionally the color of pinks
  • Maroon - a deep, dark, brownish (desaturated) red
  • Venetian Red (also known as India Red or Indian Red) - A shade of brownish red prepared from sulphate of iron.
  • Carmine - a dark, blue-tinged red traditionally the color of a dye made from the cochineal insect
  • Rose is a range of colors on the blue side of red
    • Damask specifically refers to the color of the Damask rose.
  • Crimson - a shade of red that has no hint of yellow and leans towards red-violet
  • Cardinal - a vivid red
  • Cerise - another dark blue-red
  • Peach is a range of colors on the yellow side of red and generally tending toward a light tint.
  • Burgundy - another dark, sometimes grayish violet-red

In fiction

  • In the original Star Trek series, red uniforms are for engineering and security personnel. (On away missions, ensigns in a red uniform would often get killed.) From Star Trek: The Next Generation onwards, red uniforms are for command personnel.
  • In the Power Rangers and Super Sentai series, the Red Ranger is usually the leader of the team, and always the most powerful member. Most Red Rangers in Power Rangers and all Red Warriors in Super Sentai have been male, but there has been an exception in Power Rangers: SPD.
  • In the Star Wars universe, red is traditionally (although not always in the Expanded Universe) the color of light sabers used by the Sith, evil users of the Force. This is because a red lightsaber crystal is synthetically made, and therefore separated from the natural world. A red crystal is supposed to be stronger. The Jedi traditionally avoid using or making red lightsabers. In Knights of the Old Republic video games, red represents the dark side of the Force.
  • In the Magic: The Gathering trading card game, Red is the color associated with dealing damage, with direct-damage cards and creatures with large power in relation to toughness. See Seeing Red, an article by head Magic designer Mark Rosewater for more.
  • Red is the last film in the Three Colors trilogy by Krzysztof Kieślowski.
  • In the Disney/Pixar film, The Incredibles, red is worn by the entire Incredible Family. In the Disney on Ice play, Disney Presents Pixar's The Incredibles in a Magic Kingdom Adventure, Helen briefly has objections about how red her super-suit looks.
  • In the 1983 television mini-series V and V: The Final Battle (1984), as well as the short-lived weekly series that followed, all of the Visitors wear red jumpsuits.

In other languages

Hungarian has two words for red, medium piros and dark vörös, which are distinct colors the way red and pink are distinct colors in English.

In Turkish there are numerous words for red: Al generally refers to the color of blood and related things (blushing, Turkish flag); Kızıl is bright red, and generally refers to fire or rebellion (sunset, communist). Kırmızı is a more general word for red, without strong emotional meaning.

In some decorating and fashion contexts, shades of red are describes by reference to the colors of fruits and vegetable that commonly match that shade. These include cherries, beets, turnips, strawberries (often used in referring to "strawberry blonde" hair), and raspberries (as referenced in the Prince song, "Raspberry Beret". While the most popular color for apples is a dark shade of red, the fruit is usually invoked in fashion or decorating to reference a pale yellowish green.

In Welsh a "blue" movie (i.e. pornographic) is called a ffilm goch (a red movie).

Red is "lal" in Bangla.

In Sanskrit, "arun" can refer to a shade resembling vermillion.

Red pigments

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See also