Sumi palette
Opal Kiln
From #9f122b ink through #cc4c54, #ec696e, #f28284 to #ffaaaa light, Opal Kiln is a monochromatic progression that holds together at any size. Use it for fintech onboarding that must feel both safe and modern. The darkest and lightest stops clear AA for large text.
redsumifive-stop
#9f122b
#cc4c54
#ec696e
#f28284
#ffaaaa
The generator opens with #9f122b as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.