#1C3F7EFermented leaf blue — darker and greener than ultramarine, the dye of workwear.
Indigofera and woad yield a blue that only develops after fermentation and oxidation. The vat color is green until the cloth hits air — which is why indigo always carries a cool, slightly green cast in the darks.
Also searched as indigo, woad, dye blue, denim blue, vat blue, workwear blue.
Each palette anchors on Indigo #1C3F7E and is validated under daylight, incandescent, fluorescent, and LED light.
Monochrome UI scales and finish studies
light #e8eefe, support #a3bbda, support #7381b3, support #2c538a, anchor #1c3f7e, dark #112255
Dark-mode surfaces, deep textiles, lacquer
light #d3e3ff, support #547096, support #445172, anchor #1c3f7e, support #042e60, dark #000033
The neighborhood at full voice — foliage, fruit, saturated print
light #c4d9eb, support #68c2f5, support #7579c8, support #1d5c83, anchor #1c3f7e, dark #111144
Gradients, environmental and atmospheric work
light #e4defc, support #bfb1eb, support #718b9a, support #58516e, anchor #1c3f7e, dark #071720
Interiors, packaging, textiles — the warm mid-gap pairing
light #f3e5ff, support #b2b7d1, counterpoint #d757e1, support #5f4b6f, anchor #1c3f7e, dark #100928
Interiors, packaging, textiles — the warm mid-gap pairing
light #cbf4f8, support #97c0d1, counterpoint #419a7d, support #455859, anchor #1c3f7e, dark #071317
One opposed voice — editorial and brand statements
light #d7e2bc, counterpoint #dbac4d, support #947cae, support #6b4a40, anchor #1c3f7e, dark #120625
Warm against cool — the mid-gap companion the complement skips
light #ccfdf7, counterpoint #97ec72, support #6586a5, support #4a5c52, anchor #1c3f7e, dark #070e14
A defensible odd couple — editorial and fashion risk
light #cff6f4, support #9dbcd4, counterpoint #4a8d81, support #4a595b, anchor #1c3f7e, dark #061019
One opposed voice — editorial and brand statements
light #eeccdd, support #b9b2d5, counterpoint #e76b3d, support #70474b, anchor #1c3f7e, dark #10082d
Brand systems, print, identity
light #e7effb, support #b2bbc6, support #79839b, support #525661, anchor #1c3f7e, dark #0b0e15