Sumi palette
Frosty Archive
From #920034 ink through #c63959, #e65773, #ec7386 to #ff99a6 light, Frosty Archive is a 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 as a text pair.
redsumifive-stophigh-contrast
#920034
#c63959
#e65773
#ec7386
#ff99a6
The generator opens with #920034 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.