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Blue is one of the three primary colours in the RYB colour model (traditional colour theory), as well as in the RGB (additive) colour model. It lies between violet and cyan on the spectrum of visible light. The term blue generally describes colours perceived by humans observing light with a dominant wavelength between approximately 450 and 495 ...
- Blue (Disambiguation)
Blue is a color. Blue may also refer to: Places. Blue,...
- Shades of Blue
The color defined as blue in the RGB color model, X11 blue,...
- Primary Colours
Books and films. Primary Colors, a 1996 novel by Joe Klein;...
- Ryb Color Model
An RYB color chart from George Field's 1841 Chromatography;...
- Cobalt Blue
Cobalt blue is a blue pigment made by sintering cobalt(II)...
- Planet Earth
Earth is the third planet from the Sun and the only...
- Azure
Azure pigment. Azure (/ ˈ æ ʒ ər, ˈ eɪ ʒ ər / AZH-ər,...
- Category:Shades
Category:Shades of blue. Wikimedia Commons has media related...
- Help:Using colours
Note that you can't use the British spelling, "colour", in...
- Blue (Disambiguation)
Blue is the color of the Earth's sky and sea. Earth looks blue when seen from outer space by astronauts . It is the color of cold , introversion and openness, by opposition to the red , which is the color of warm , extroversion and the closure.
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Light blue is a color or range of colors, typically a lightened shade with a hue between cyan and blue. The first use of "light blue" as a color term in English is in the year 1915.
Feb 12, 2018 · The color blue is associated with two of Earth’s greatest natural features: the sky and the ocean. But that wasn’t always the case. Some scientists believe that the earliest humans were actually colorblind and could only recognize black, white, red, and only later yellow and green.
