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The term blue generally describes colours perceived by humans observing light with a dominant wavelength that’s between approximately 450 and 495 nanometres. Most blues contain a slight mixture of other colours; azure contains some green, while ultramarine contains some violet.
The web color light blue is part of the X11 color system, with a hue code of 194. This color is closer to cyan than to blue. Variations of this color are known as sky blue, baby blue, or angel blue. The first recorded use of "light blue" as a color term in English is in the year 1915.
Blue in culture. Goblet from Mesopotamia, 1500–1300 BC glazed with Egyptian blue. This was the first synthetic blue, first made in about 2500 BC. The color blue has been important in culture, politics, art and fashion since ancient times. Blue was used in ancient Egypt for jewelry and ornament. [1]
Category:Shades of blue. Wikimedia Commons has media related to Types of blue. This category is for all varieties, not only shades in the technical sense. See also the categories Shades of azure and Shades of cyan.
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. [2]
Baby blue Color coordinates; Hex triplet #89CFF0: sRGB B (r, g, b) (137, 207, 240) HSV (h, s, v) (199°, 43%, 94%) CIELCh uv (L, C, h) (80, 48, 227°) Source: Maerz and Paul: ISCC–NBS descriptor: Very light greenish blue: B: Normalized to [0–255] (byte)
Sky blue refers to a collection of shades comparable to that of a clear daytime sky. Typically it is a shade of cyan or light teal , though some iterations are closer to light blue . The term (as "sky blew") is attested from 1681. [1]
Blue pigments are natural or synthetic materials, usually made from minerals and insoluble with water, used to make the blue colors in painting and other arts. The raw material of the earliest blue pigment was lapis lazuli from mines in Afghanistan, that was refined into the pigment ultramarine .
Evidence indicates that what Newton meant by "indigo" and "blue" does not correspond to the modern meanings of those color words. Comparing Newton's observation of prismatic colors with a color image of the visible light spectrum shows that "indigo" corresponds to what is today called blue, whereas his "blue" corresponds to cyan .
Alice blue (web color) Color coordinates; Hex triplet: #F0F8FF: sRGB B (r, g, b) (240, 248, 255) HSV (h, s, v) (208°, 6%, 100%) CIELCh uv (L, C, h) (97, 8, 233°) Source: X11: ISCC–NBS descriptor: Greenish white: B: Normalized to [0–255] (byte)
