Monochrome palette
Atlas Foundry
Five monochrome stops with room to breathe — #00642f grounds, #009348 and #37af63 do the talking, #5ebc7a softens, #7cd996 lifts. The split-complementary bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
greenmonochromefive-stop
#00642f
#009348
#37af63
#5ebc7a
#7cd996
The generator opens with #00642f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.