Sumi palette
Latte Library
Dark anchor, working middle, light release: #ad3500, #dc643d, #fc8059, #ff9a7a, #ffc7b5 form a triadic sumi set with somewhere to stand at every lightness. Made for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#ad3500
#dc643d
#fc8059
#ff9a7a
#ffc7b5
The generator opens with #ad3500 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.