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Orange is the colour between yellow and red on the spectrum of visible light. Human eyes perceive orange when observing light with a dominant wavelength between roughly 585 and 620 nanometres. In traditional colour theory, it is a secondary colour of pigments, produced by mixing yellow and red.
Orange pigments are largely in the ochre or cadmium families, and absorb mostly blue light. Varieties of the color orange may differ in hue, chroma (also called saturation, intensity, or colorfulness) or lightness (or value, tone, or brightness ), or in two or three of these qualities.
Vermilion (sometimes vermillion) is a color family and pigment most often used between antiquity and the 19th century from the powdered mineral cinnabar (a form of mercury sulfide). It is synonymous with red orange, which often takes a modern form, but is 11% brighter (at full brightness).
Orange is a secondary color across many models of color space. It is often associated with amusement, extroversion, fire, energy and activity. It is the color most closely associated with autumn and leaves. It is one of the most attention-grabbing colors in human vision, and is often used to attract the eye (traffic cones, safety vests, etc ...
A safety orange warning sign for road construction sites. Safety orange (also known as blaze orange, vivid orange, OSHA orange, hunter orange, or Caltrans orange) is a hue used to set objects apart from their surroundings, particularly in complementary contrast to the azure color of the sky.
International Orange (Aerospace) Color coordinates; Hex triplet: #FF4F00: sRGB B (r, g, b) (255, 79, 0) HSV (h, s, v) (19°, 100%, 100%) CIELCh uv (L, C, h) (59, 152, 18°) Source: ISCC–NBS descriptor: Vivid reddish orange: B: Normalized to [0–255] (byte)
Colors vary in several different ways, including hue (shades of red, orange, yellow, green, blue, and violet, etc), saturation, brightness. Some color words are derived from the name of an object of that color, such as "orange" or "salmon", while others are abstract, like "red".
Scarlet is a bright red color, sometimes with a slightly orange tinge. In the spectrum of visible light, and on the traditional color wheel , it is one-quarter of the way between red and orange, slightly less orange than vermilion .
Color theory, or more specifically traditional color theory, is the historical body of knowledge describing the behavior of colors, namely in color mixing, color contrast effects, color harmony, color schemes and color symbolism.
Chinese culture attaches certain values to colors, like which colors are considered auspicious ( 吉利) or inauspicious ( 不利 ). The Chinese word for 'color' is yánsè ( 顏色 ). In Literary Chinese, the character 色 more literally corresponds to 'color in the face' or 'emotion'. It was generally used alone and often implied sexual ...