Storm palette
Willow Chapel
Dark anchor, working middle, light release: #005775, #1581aa, #3c9dc7, #5fabcf, #7cc8ed form a tetradic storm 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.
cyanstormfive-stop
#005775
#1581aa
#3c9dc7
#5fabcf
#7cc8ed
The generator opens with #005775 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.