Nautical palette
Pewter Hollow
Five nautical stops with room to breathe — #007077 grounds, #009ea7 and #3cbbc4 do the talking, #67c8cf softens, #85e5ed lifts. The tetradic bones keep it coherent across national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyannauticalfive-stop
#007077
#009ea7
#3cbbc4
#67c8cf
#85e5ed
The generator opens with #007077 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.