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Midnight blue is a dark shade of blue named for its resemblance to the apparently blue color of a moonlit night sky around a full moon. Midnight blue is identifiably blue to the eye in sunlight or full-spectrum light , but can appear black under certain more limited spectra sometimes found in artificial lighting (especially early 20th-century ...
The blue sky spectrum contains light at all visible wavelengths with a broad maximum around 450–485 nm, the wavelengths of the color blue. Diffuse sky radiation is solar radiation reaching the Earth 's surface after having been scattered from the direct solar beam by molecules or particulates in the atmosphere .
In a technique known as blue field entoptoscopy, the effect is used to estimate the blood flow in the retinal capillaries.The patient is alternatingly shown blue light and a computer generated picture of moving dots; by adjusting the speed and density of these dots, the patient tries to match the computer generated picture to the perceived entoptic dots.
English: Logo for Bluesky, a social platform.The butterfly logo originally premiered in December 2023, replacing a photo of clouds in a blue sky. This version of the logo is an update from the previous logo, lowering the focal convergence point of the four wings, and fixing symmetry between the wings.
The photograph depicts a lush green rolling hill with cirrus clouds during a daytime sky, with mountains far in the background. [1] [2] It was taken by Charles O'Rear, a former National Geographic photographer and resident of St. Helena, California, in the Napa Valley region north of San Francisco, while on his way to visit his girlfriend in ...
The technique ichimonji bokashi (一文字ぼかし, "straight-line bokashi") is the one associated with the works of Hokusai and Hiroshige to represent the horizon, sea, or sky. Ink is applied to one end of the brush (kata-bake) which is drawn across the desired portion of the printing block; this area is first wetted with a zōkin cloth, so ...
The Tokyo Night Sky Is Always the Densest Shade of Blue (Japanese: 夜空はいつでも最高密度の青色だ, Hepburn: Yozora wa Itsu Demo Saikō Mitsudo no Aoiro da) [1] is a 2017 Japanese romantic drama [2] film directed by Yuya Ishii. [3] It is based on a book of poetry of the same name written by Tahi Saihate and published in 2016. [4] [5]
Deep sky blue is an azure-cyan colour associated with deep shade of sky blue. Deep sky blue is a web colour. This is the colour on the colour wheel (RGB/HSV colour wheel) halfway between azure and cyan. [34] The colour name deep sky blue came into use with the formulization of the X11 colour names over 1985–1989.