Petrichor palette
Cobalt Kiln
From #703100 ink through #a5531b, #c36e3a, #cb8258 to #ea9e73 light, Cobalt Kiln is a split-complementary progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA as a text pair.
orangepetrichorfive-stophigh-contrast
#703100
#a5531b
#c36e3a
#cb8258
#ea9e73
The generator opens with #703100 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.