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 Indigo is a dominant color of clothes of many Vietnamese ethnic groups. The Tay in the northern region say that the tradition of using the indigo plant to dye fabric is derived from a folktale of the faithful love of a young couple. Ever since, indigo, adeep midnight blue, represents faithfulness and deep sincerity.   http://vovworld.vn/en-US/colorful-vietnamvietnams-54-ethnic-groups/indigo-clothes-of-the-tay-770494.vov  --- Support this podcast: https://anchor.fm/vn54ethnic/support