Frost palette
Silvery Oasis
Five frost stops with room to breathe — #004855 grounds, #007385 and #318ea1 do the talking, #539cab softens, #6fb8c8 lifts. The triadic bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA as a text pair.
cyanfrostfive-stophigh-contrast
#004855
#007385
#318ea1
#539cab
#6fb8c8
The generator opens with #004855 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.