Industrial palette
Silvery Marsh
From #7d1711 ink through #a9473c, #c76256, #cf786c to #ee9487 light, Silvery Marsh is a complementary progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
redindustrialfive-stophigh-contrast
#7d1711
#a9473c
#c76256
#cf786c
#ee9487
The generator opens with #7d1711 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.