Monochrome palette
Kiln Heath
From #006414 ink through #149228, #3dae46, #61bb64 to #7ed880 light, Kiln Heath is a triadic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
greenmonochromefive-stop
#006414
#149228
#3dae46
#61bb64
#7ed880
The generator opens with #006414 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.