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[[File:Madrid_Bullfight.JPG|Madrid Bullfight|thumb]] [[File:Boutet_1708_color_circles.jpg|Boutet 1708 color circles|thumb|left]] [[File:RGB_combination_on_wall.png|RGB combination on wall|thumb|left]] [[File:RGB_pixels.jpg|RGB pixels|thumb]] [[File:Crimson_sunset.jpg|Crimson sunset|thumb]] '''Red''' is a [[color]] that is at the end of the visible spectrum of light, next to [[orange]] and opposite [[violet]]. It has a dominant wavelength of approximately 625–740 nanometers. Red is a primary color in the [[RGB color model]] and the [[CMYK color model]], and is the complementary color of [[cyan]]. Reds range from the brilliant yellow-tinged scarlet and vermillion to bluish-red [[crimson]], and vary in shade from the pale red [[pink]] to the dark red [[burgundy]].

== Etymology ==
The word "red" comes from the [[Old English]] ''rēad''. The word can be traced further back to the [[Proto-Germanic]] ''raudaz'' and [[Proto-Indo-European]] root ''reudh-'', meaning "red" or "ruddy".

== Cultural Significance ==
Red has numerous meanings and associations, depending on the culture and context in which it is used. It is often associated with [[love]], [[anger]], and [[danger]]. In [[Chinese culture]], red is seen as a symbol of good luck and is used in festivals and important events like weddings. In [[Western culture]], red often denotes [[passion]], [[seduction]], and [[aggression]].

== In Nature ==
Red is a very common color in nature, seen in the red of the [[sun]] at sunrise and sunset, in the [[autumn leaves]], and in the feathers of many birds. In the animal kingdom, red is often a color used to warn predators or attract mates.

== Use in Art and Design ==
In [[art]] and [[design]], red is a powerful color that can draw attention. It is often used in [[advertising]] to evoke erotic feelings (red lips, red nails, red-light districts) or to signal danger (warning labels, stop signs). Red is also a popular color in [[fashion]], where it can symbolize confidence and a bold personality.

== Symbolism and Associations ==
Red has a wide range of symbolic meanings, from the life-giving blood that sustains humans and animals to the fire that warms us and the energy that drives us. It is the color most commonly associated with [[heat]], [[activity]], [[passion]], [[sexuality]], [[anger]], [[love]], and [[joy]]. In the context of [[flag]]s, red is frequently used to symbolize courage, revolution, or a tribute to the blood of those who have died in warfare.

== In Science and Technology ==
In [[science]], red is one of the most visible colors to the human eye and can be used to signal danger or caution. It is also the color used in the [[Red Shift]], which indicates that an object in space is moving away from the observer. In technology, red lasers are used in various devices, including [[laser pointers]], [[barcode scanners]], and medical equipment.

== See Also ==
* [[Color psychology]]
* [[List of colors]]

[[Category:Color]]
[[Category:Primary colors]]

{{Color-stub}}

Red - Revision history

Prab: CSV import