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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.
1 Ιαν 2014 · Indigo and Tyrian purple are two dyes that have been used historically worldwide, with their colors due mainly to the presence of indigoids. Indigoids are a fascinating class of natural products that are found in several plants and in marine organisms.
Indigo, (genus Indigofera), large genus of more than 750 species of shrubs, trees, and herbs in the pea family (Fabaceae). Some species, particularly true indigo (Indigofera tinctoria) and Natal indigo (I. arrecta), were once an important source of indigo dye.
12 Ιουν 2024 · indigo. vat dye. leucoindigo. indigo, an important and valuable vat dyestuff, obtained until about 1900 entirely from plants of the genera Indigofera and Isatis. Indigo was known to the ancients of Asia, Egypt, Greece, Rome, Britain, and Peru.
Indigo is the most important blue natural dye and can be obtained from a number of different plants. In this chapter, all relevant aspects of natural indigo production are presented.
The Ancient Greek language word for the dye is indikon. The Romans used the term indicum, which passed into Italian dialect and eventually into English as the word indigo. These things are colored indigo : some grapes. night sky in the mid-evening. blueberries. some small clams. some eggplants. Jenna Rose's jeans. Meaning of indigo.
The term "indigo" can refer to the color of the dye, various colors of fabric dyed with indigo dye, a spectral color, one of the seven colors of the rainbow as described by Newton, or a region on the color wheel, and can include various shades of blue, ultramarine, and green-blue.
