{"title":"Natural Blue Dyes","description":"\u003cp\u003eIndigo-bearing plants are the source of a true, lasting natural blue, which is why indigo has been prized by dyers around the world. Our \u003ca href=\"\/products\/natural-indigo-extract\"\u003enatural indigo extract\u003c\/a\u003e is a plant-based blue dye for fabric and yarn, giving a full range of blues from pale sky to deep navy on cotton, linen, wool and silk. For a complete vat, see our \u003ca href=\"\/collections\/natural-indigo\"\u003enatural indigo\u003c\/a\u003e collection with fructose.\u003c\/p\u003e\n\u003ch2\u003eBlue, green and purple\u003c\/h2\u003e\n\u003cp\u003eBlue is the key to the rest of the natural palette: overdye with \u003ca href=\"\/collections\/natural-yellow-dyes\"\u003eyellow dyes\u003c\/a\u003e for greens and with \u003ca href=\"\/collections\/natural-red-dyes\"\u003ered dyes\u003c\/a\u003e for purples and violets.\u003c\/p\u003e\n\u003ch2\u003eCaring for indigo-dyed textiles\u003c\/h2\u003e\n\u003cp\u003eRinse well after dyeing, wash separately at first, and dry out of direct sun. Indigo has excellent wash fastness and softens beautifully with wear.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eIs there a natural blue dye other than indigo?\u003c\/h3\u003e\n\u003cp\u003eIndigo-bearing plants are the main source of a fast natural blue; other plant blues fade quickly.\u003c\/p\u003e\n\u003ch3\u003eCan I get light blue?\u003c\/h3\u003e\n\u003cp\u003eYes. Use one or two short dips in the vat for pale shades.\u003c\/p\u003e\n\u003ch3\u003eDoes natural blue dye need a mordant?\u003c\/h3\u003e\n\u003cp\u003eNo. Indigo bonds by oxidation in the air, so no mordant is needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eExplore more:\u003c\/strong\u003e \u003ca href=\"\/collections\/natural-indigo\"\u003eNatural Indigo\u003c\/a\u003e · \u003ca href=\"\/collections\/natural-dyes-and-mordants\"\u003eAll Natural Dyes\u003c\/a\u003e\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is there a natural blue dye other than indigo?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Indigo-bearing plants are the main source of a fast natural blue; other plant blues fade quickly.\"}}, {\"@type\": \"Question\", \"name\": \"Can I get light blue?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. Use one or two short dips in the vat for pale shades.\"}}, {\"@type\": \"Question\", \"name\": \"Does natural blue dye need a mordant?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. Indigo bonds by oxidation in the air, so no mordant is needed.\"}}]}\u003c\/script\u003e","products":[{"product_id":"natural-indigo-extract","title":"Natural Indigo Extract","description":"\u003cp\u003e\u003cstrong\u003eNatural indigo extract\u003c\/strong\u003e (\u003cem\u003eIndigofera tinctoria\u003c\/em\u003e) is sourced from India and prepared for reliable indigo vat dyeing. It produces deep, classic blues on natural fibers through reduction (vat) dyeing, and no mordant is required. It is ideal for studios and makers who want consistent results and repeatable shade building from light to dark.\u003c\/p\u003e\n\u003ch3\u003eQuick facts\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndigotin (coloring content):\u003c\/strong\u003e approx. 40%, lab-tested at 40.03% ± 0.5% (certificate of analysis)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e India\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e blue\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMordant:\u003c\/strong\u003e not required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 100 g (3.5 oz), 400 g (14.1 oz), 1 kg (2.2 lb)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat is indigo?\u003c\/h3\u003e\n\u003cp\u003eIndigo is a traditional blue dye obtained from the leaves of indigo plants. Unlike most natural dyes, indigo needs a \u003cstrong\u003ereduction vat\u003c\/strong\u003e to bond with fibers. This is what lets the dye attach and develop rich blue shades after oxidation.\u003c\/p\u003e\n\u003ch3\u003eDo you need a mordant for indigo?\u003c\/h3\u003e\n\u003cp\u003eNo. Indigo bonds through vat dyeing (reduction and oxidation) rather than through a typical mordant-dye-fiber bond.\u003c\/p\u003e\n\u003ch3\u003eIndigo vat guide and recipes\u003c\/h3\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/themazi.com\/blogs\/news\/indigo-vat-guide\"\u003eRead the full indigo vat guide\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eStart with the right fabric\u003c\/h3\u003e\n\u003cp\u003eTry indigo on our \u003ca href=\"\/products\/undyed-cotton-fabric-for-natural-dyeing\"\u003eundyed cotton fabric\u003c\/a\u003e or our \u003ca href=\"\/products\/undyed-cotton-socks-for-natural-dyeing\"\u003eundyed cotton socks\u003c\/a\u003e.\u003c\/p\u003e","brand":"themazi","offers":[{"title":"100 g (3.5 oz)","offer_id":37538702327965,"sku":"INDIGO100","price":20.0,"currency_code":"USD","in_stock":true},{"title":"400 g (14.1 oz)","offer_id":37538702360733,"sku":"INDIGO400","price":60.0,"currency_code":"USD","in_stock":true},{"title":"1 kg (2.2 lb)","offer_id":44350769103082,"sku":"INDIGO1KG","price":130.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/files\/natural-indigo-extract-themazi-pack.jpg?v=1770234561"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0402\/1990\/2109\/collections\/INDIGO.jpg?v=1792531459","url":"https:\/\/themazi.com\/collections\/natural-blue-dyes.oembed","provider":"themazi","version":"1.0","type":"link"}