Jewel palette
Seafoam Marsh
From #15478e ink through #4171b8, #5b8cd6, #729cdc to #8db9fa light, Seafoam Marsh is a tetradic progression that holds together at any size. Use it for dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA for large text.
skyjewelfive-stop
#15478e
#4171b8
#5b8cd6
#729cdc
#8db9fa
The generator opens with #15478e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.