Nebula palette
Gleaming Abbey
From #005979 ink through #1c84ad, #41a0ca, #63aed2 to #7fcbf0 light, Gleaming Abbey is a monochromatic progression that holds together at any size. Use it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyannebulafive-stop
#005979
#1c84ad
#41a0ca
#63aed2
#7fcbf0
The generator opens with #005979 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.