Sumi palette
Tranquil Atelier
Five sumi stops with room to breathe — #7a0018 grounds, #ae313a and #cd4f53 do the talking, #d46869 softens, #f48483 lifts. The tetradic bones keep it coherent across 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
#7a0018
#ae313a
#cd4f53
#d46869
#f48483
The generator opens with #7a0018 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.