Nebula palette
Cozy Fen
From #005c59 ink through #008984, #36a59f, #5db2ad to #7acfc9 light, Cozy Fen is a analogous 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.
cyannebulafive-stop
#005c59
#008984
#36a59f
#5db2ad
#7acfc9
The generator opens with #005c59 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.