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The color light blue is commonly regarded as calming and relaxing. Because of this, it is sometimes used to paint hospital rooms. Since the color light blue reminds many people of water, light blue is a popular color for painting bathrooms or for porcelain bathroom fixtures. School colors
In heraldry, the word azure is used for blue. [9] In Russian, Spanish, [10] Mongolian, Irish, and some other languages, there is no single word for blue, but rather different words for light blue (голубой, goluboj; Celeste) and dark blue (синий, sinij; Azul) (see Colour term).
This is an accepted version of this page This is the latest accepted revision, reviewed on 20 February 2025. Variety of the color blue For other uses, see Shades of Blue (disambiguation). "Shade of Blue" redirects here. For the song by Black Rebel Motorcycle Club, see Shade of Blue (song). For the R&B/funk band, see Shade of Blue (band). Blue Wavelength 440–490 nm Common connotations ...
This page was last edited on 27 February 2024, at 09:40 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
During the blue "hour", red light passes through space while blue light is scattered in the atmosphere, and thus reaches Earth's surface. Blue hour usually lasts about 20–96 minutes right after sunset and right before sunrise. Time of year, location, and air quality all have an influence on the exact time of blue hour. [7]
The word is derived from the Latin word caeruleus (Latin: [kae̯ˈru.le.us]), "dark blue, blue, or blue-green", which in turn probably derives from caerulum, diminutive of caelum, "heaven, sky". [2] "Cerulean blue" is the name of a blue-green pigment consisting of cobalt stannate (Co 2 SnO 4). The pigment was first synthesized in the late ...
That's because blue and violet light have the shortest, smallest wavelengths. Since the blue waves become separated from the rest of the light spectrum through this scattering effect, that's what ...
Use of light-blue (голубой, goluboi) and dark-blue (синий, sinii) colors for different lines of the Moscow Metro. Languages with further color distinction use relativistic light/dark terms like light blue / dark blue (in comparison to blue sky / blue ocean), or pale red / deep red.