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Main article: Han purple and Han blue. Han purple and Han blue were synthetic colors made by artisans in China during the Han dynasty (206 BC to 220 AD) or even earlier. Han purple is a type of artificial pigment found in China between 500 BC and AD 220. It was used in the decoration of the Terracotta Army .
Shades of pink. Pink colors are usually light or desaturated shades of reds, roses, and magentas which are created on computer and television screens using the RGB color model and in printing with the CMYK color model. As such, it is an arbitrary classification of color. Below is a list of some of the common pink colors.
Zinc sulfide with about 5 ppm of a copper activator is the most common phosphor for the glow-in-the-dark toys and items. It is also called GS phosphor. Mix of zinc sulfide and cadmium sulfide emit color depending on their ratio; increasing of the CdS content shifts the output color towards longer wavelengths; its persistence ranges between 1 ...
The visible spectrum is the band of the electromagnetic spectrum that is visible to the human eye. Electromagnetic radiation in this range of wavelengths is called visible light (or simply light). The optical spectrum is sometimes considered to be the same as the visible spectrum, but some authors define the term more broadly, to include the ...
Brown. Brown colors are dark or muted shades of reds, oranges, and yellows on the RGB and CMYK color schemes. In practice, browns are created by mixing two complementary colors from the RYB color scheme (combining all three primary colors). In theory, such combinations should produce black, but produce brown because most commercially available ...
Red, green and blue lights, representing the three basic additive primary colors of the RGB color system, red, green, and blue. Magenta light is composed of equal amounts of red and blue light. Magenta, shown at the right, is one of the three secondary colors in the RGB color model, used to make all the colors on computer and television displays.
Vivid purple. B: Normalized to [0–255] (byte) Orchid is a bright rich purple color that resembles the color which various orchids often exhibit. Various tones of orchid may range from grayish purple to purplish-pink to strong reddish purple. The first recorded use of orchid as a color name in English was in 1915. [ 1]
Synthetic-aperture radar ( SAR) is a form of radar that is used to create two-dimensional images or three-dimensional reconstructions of objects, such as landscapes. [ 1] SAR uses the motion of the radar antenna over a target region to provide finer spatial resolution than conventional stationary beam-scanning radars.