Frost palette
Sumac Granary
Dark anchor, working middle, light release: #00533a, #01805b, #339c75, #57a886, #74c5a2 form a tetradic frost set with somewhere to stand at every lightness. Made for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
tealfrostfive-stop
#00533a
#01805b
#339c75
#57a886
#74c5a2
The generator opens with #00533a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.