Disco palette
Brisk Delta
Dark anchor, working middle, light release: #005289, #3a7bb4, #5697d1, #70a6d8, #8bc2f7 form a triadic disco 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.
skydiscofive-stop
#005289
#3a7bb4
#5697d1
#70a6d8
#8bc2f7
The generator opens with #005289 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.