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The second most common PIP color vision standard is the HRR color test (developed by Hardy, Rand, and Rittler), which solves many of the criticisms of the Ishihara test. For example, it detects blue-yellow color blindness, is less susceptible to memorization and uses shapes, so it is accessible to the illiterate and young children.
Blue. Blue is a primary color across all models of color space. It is the color of the ocean and the sky; it often symbolizes serenity, stability, inspiration, or wisdom. It can be a calming color, and symbolize reliability.
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 term shade is used in its technical sense as used in color theory, meaning a blueish color mixed with black or dark gray. The colors arranged in order of their value (brightness) (V in the HSV code), the brighter colors toward the top and the darker colors toward the bottom. Periwinkle
This color is identical with color sample #203 (identified as "gray blue") at the following website: https://web.archive.org/web/20170810183646/http://tx4.us/nbs/nbs-g.htm —The ISCC-NBS Dictionary of Colo (u)r Names (1955), a website for stamp collectors to evaluate the colors of their stamps.
Baby blue also known as Light blue is a tint of azure, one of the pastel colors. The first recorded use of baby blue as a color name in English was in 1892.
ISCC–NBS descriptor. Very light bluish green. B: Normalized to [0–255] (byte) Celeste ( Spanish: [θeˈleste, se-], Italian: [tʃeˈlɛste], English: / sɪˈlɛst /) is the colloquial name for the pale turquoise blue colour. The same word, meaning "of the sky", is used in Spanish, Portuguese and Italian for the colour.
Surveys in the US and Europe show that blue is the color most commonly associated with harmony, faithfulness, confidence, distance, infinity, the imagination, cold, and occasionally with sadness. [3]
Haint blue is a collection of pale shades of blue-green that are traditionally used to paint porch ceilings in the Southern United States. [1] [2] Hex #D1EAEB is a popular shade of haint blue. The tradition originated with the Gullah in Georgia and South Carolina .
B: Normalized to [0–255] (byte) H: Normalized to [0–100] (hundred) Navy blue is a dark shade of the color blue . French sailor in dark blue uniform. Navy blue got its name from the dark blue (contrasted with naval white) worn by officers in the Royal Navy since 1748 and subsequently adopted by other navies around the world.