Sumi palette
Opal Manor
Opal Manor runs #882400 through #b65033, #d56c4e, #dc8268 to #fb9e83 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#882400
#b65033
#d56c4e
#dc8268
#fb9e83
The generator opens with #882400 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.