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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 ...
Indigo dye is the color that is called Añil (the Spanish word for "indigo dye") in the Guía de coloraciones (Guide to colorations) by Rosa Gallego and Juan Carlos Sanz, a color dictionary published in 2005 that is widely popular in the Hispanophone realm.
The ancient Greeks classified colors by whether they were light or dark, rather than by their hue. The Greek word for dark blue, kyaneos, could also mean dark green, violet, black or brown. The ancient Greek word for a light blue, glaukos, also could mean light green, grey, or yellow. [17] The Greeks imported indigo dye from India, calling it ...
Isaac Newton's color sequence (red, orange, yellow, green, blue, indigo, violet) is kept alive today by several popular mnemonics.One is simply the nonsense word roygbiv, which is an acronym for the seven colors. [5]
[30] Woad and true indigo were once used but since the early 1900s, all indigo is synthetic. Produced on an industrial scale, indigo is the blue of blue jeans. Blue dyes are organic compounds, both synthetic and natural. For food, the triarylmethane dye Brilliant blue FCF is used for candies. The search continues for stable, natural blue dyes ...
Each color, pattern, and design has its own specific meaning: for instance, the Philly Pride flag has two extra stripes, one black and one brown, to highlight people of color in the LGBTQ+ community.
Indigo is a given name often used in reference to the color, a shade between the colors blue and violet. [1] Deep blue indigo dye was originally derived from the plant called true indigo . The name is in use for both boys and girls in the Anglosphere .
Blue is always green for Austria-based fiber firm Lenzing, which just unveiled its latest venture in sustainable denim. Lenzing said its new Indigo Color technology for Tencel branded Modal fibers ...