Sumi palette
Thistled Lighthouse
From #8b311c ink through #b75d48, #d57862, #de8d79 to #fca995 light, Thistled Lighthouse is a split-complementary progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#8b311c
#b75d48
#d57862
#de8d79
#fca995
The generator opens with #8b311c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.