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Indigo dye is a greenish dark blue color, obtained from either the leaves of the tropical Indigo plant ( Indigofera ), or from woad ( Isatis tinctoria ), or the Chinese indigo ( Persicaria tinctoria ). Many societies make use of the Indigofera plant for producing different shades of blue.
Indigo dye is an organic compound with a distinctive blue color. Indigo is a natural dye extracted from the leaves of some plants of the Indigofera genus, in particular Indigofera tinctoria . Dye-bearing Indigofera plants were commonly grown and used throughout the world, particularly in Asia, with the production of indigo dyestuff economically ...
Their color is an indigo blue, becoming paler with age or staining green with damage. The stem is 2–6 cm (0.8–2.4 in) tall by 1–2.5 cm (0.4–1.0 in) thick, and the same diameter throughout or sometimes narrowed at base. Its color is indigo blue to silvery- or grayish blue.
Indigo dye. Several species, especially Indigofera tinctoria and Indigofera suffruticosa, are used to produce the dye indigo. Scraps of Indigo-dyed fabric likely dyed with plants from the genus Indigofera discovered at Huaca Prieta predate Egyptian indigo-dyed fabrics by more than 1,500 years.
Brown. Brown colors are dark or muted shades of reds, oranges, and yellows on the RGB and CMYK color schemes. In practice, browns are created by mixing two complementary colors from the RYB color scheme (combining all three primary colors). In theory, such combinations should produce black, but produce brown because most commercially available ...
This color is also called color wheel blue. It is at 240 degrees on the HSV color wheel, also known as the RGB color wheel. It is a spectral color which lies at, or near, the short-wave (violet) end of the traditional "blue" and possibly was classified as "indigo" by Newton. [3] Its complementary color is yellow .
The indigo bunting is a small bird, with a length of 11.5–13 cm (4.5–5.1 in). It displays sexual dimorphism in its coloration; the male is vibrant blue in the summer, with brightly colored plumage during the breeding season to attract a mate. It is brown during the winter months, while the female is brown year-round.
The term "indigo children" originated with parapsychologist and self-described synesthete and psychic Nancy Ann Tappe, who developed the concept in the 1970s. In 1982 Tappe published a comb-bound which she expanded and republished in paperback in 1986 as Understanding Your Life Thru Color.
Indigofera sumatrana Gaertn. Indigofera tinctoria Blanco. Indigofera tulearensis Drake. Indigofera tinctoria [2], also called true indigo, is a species of plant from the bean family that was one of the original sources of indigo dye .
Indigo dye Color coordinates; Hex triplet #091F92: sRGB B (r, g, b) (9, 31, 146) HSV (h, s, v) (230°, 94%, 57%) CIELCh uv (L, C, h) (20, 70, 264°) Source: Gallego and Sanz: ISCC–NBS descriptor: Vivid blue: B: Normalized to [0–255] (byte)
