Daylight palette
River Cellar
Dark anchor, working middle, light release: #00737c, #00a1ad, #3cbeca, #68cbd5, #86e9f3 form a tetradic daylight set with somewhere to stand at every lightness. Made for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyandaylightfive-stop
#00737c
#00a1ad
#3cbeca
#68cbd5
#86e9f3
The generator opens with #00737c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.