Indigo dye
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Indigo dye is an organic compound with a distinctive blue color. Indigo is a natural dye obtained from the leaves of some plants of the Indigofera genus, in particular Indigofera tinctoria. Dye-bearin
Cake of indigo, c. 2 centimetres (1 in)
Indigo, historical dye collection of the Technical University of Dresden, Germany
Piece of indigo plant dye from India, c. 2+1⁄2 centimetres (1 in) square.
![Indigo factory at Allahabad, India, drawn by Émile Thérond [fr], 19th century](https://upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Ridpath%27s_history_of_the_world%3B_being_an_account_of_the_ethnic_origin%2C_primitive_estate%2C_early_migrations%2C_social_conditions_and_present_promise_of_the_principal_families_of_men_%281897%29_%2814597001160%29.jpg/500px-Ridpath%27s_history_of_the_world%3B_being_an_account_of_the_ethnic_origin%2C_primitive_estate%2C_early_migrations%2C_social_conditions_and_present_promise_of_the_principal_families_of_men_%281897%29_%2814597001160%29.jpg)
Indigo factory at Allahabad, India, drawn by Émile Thérond [fr], 19th century
Indigo
Videos
Indigo is a term used for a number of hues in the region of blue. The word comes from the ancient dye of the same name. The term "indigo" can refer to the color of the dye, various colors of fabric dy
Indigo dye
…Indigo dye is an organic compound with a distinctive blue color. Indigo is a natural dye obtained from the leaves of some plants of the Indigofera genus, in particular Indigofera tinctoria. Dye-bearing Indigofera…
Passerina cyanea Sam Smith Park Toronto
Lactarius indigo Fr 939963
1923ca Quarter anna Bundi indigo SG26a Mi 18