Frost palette
Terracotta Square
Dark anchor, working middle, light release: #628000, #00867a, #008a4c, #7c9c2e, #35a666 form a split-complementary frost set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes.
greenfrostfive-stop
#628000
#00867a
#008a4c
#7c9c2e
#35a666
The generator opens with #628000 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.