Sumi palette
Quilted Foundry
Five sumi stops with room to breathe — #7a2f1a grounds, #a55944 and #c3745e do the talking, #cc8774 softens, #eaa38f lifts. The analogous bones keep it coherent across newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA as a text pair.
redsumifive-stophigh-contrast
#7a2f1a
#a55944
#c3745e
#cc8774
#eaa38f
The generator opens with #7a2f1a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.