Nebula palette
Pepper Pavilion
From #2383a2 ink through #348969, #008989, #52a583 to #36a5a4 light, Pepper Pavilion is a monochromatic progression that holds together at any size. Use it for book covers that read at thumbnail size.
cyannebulafive-stop
#2383a2
#348969
#008989
#52a583
#36a5a4
The generator opens with #2383a2 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.