Sumi palette
Lunar Harbor
Five sumi stops with room to breathe — #772000 grounds, #b63600 and #d5542b do the talking, #dc6e4c softens, #fb8a68 lifts. The monochromatic bones keep it coherent across newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#772000
#b63600
#d5542b
#dc6e4c
#fb8a68
The generator opens with #772000 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.