Jewel palette
Cozy Delta
Dark anchor, working middle, light release: #004f5d, #007a8f, #3295ab, #56a3b5, #73c0d2 form a complementary jewel 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.
cyanjewelfive-stop
#004f5d
#007a8f
#3295ab
#56a3b5
#73c0d2
The generator opens with #004f5d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.