Sumi palette
River Prairie
From #880b05 ink through #b54437, #d46051, #db7769 to #fa9384 light, River Prairie is a monochromatic progression that holds together at any size. Use it for coffee bags and cafe menus that need appetite on crowded shelves. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#880b05
#b54437
#d46051
#db7769
#fa9384
The generator opens with #880b05 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.