Nebula palette
Drowsy Heath
Five nebula stops with room to breathe — #005c80 grounds, #0087b9 and #36a3d6 do the talking, #5db2de softens, #7bcffc lifts. The monochromatic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyannebulafive-stop
#005c80
#0087b9
#36a3d6
#5db2de
#7bcffc
The generator opens with #005c80 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.