Sumi palette
Obsidian Fen
From #a0193e ink through #cd4f66, #ed6b80, #f38494 to #ffaeb7 light, Obsidian Fen is a analogous progression that holds together at any size. Use it for restaurant branding that works on signage and receipts alike. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#a0193e
#cd4f66
#ed6b80
#f38494
#ffaeb7
The generator opens with #a0193e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.