Sumi palette
Ebony Boulevard
Dark anchor, working middle, light release: #a03300, #dc531d, #fc703f, #ff8c66, #ffbba4 form a tetradic 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.
orangesumifive-stop
#a03300
#dc531d
#fc703f
#ff8c66
#ffbba4
The generator opens with #a03300 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.