Sumi palette
Opal Bakery
Five sumi stops with room to breathe — #850000 grounds, #c0291e and #e04a3b do the talking, #e66858 softens, #ff8a79 lifts. The analogous bones keep it coherent across dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#850000
#c0291e
#e04a3b
#e66858
#ff8a79
The generator opens with #850000 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.