Nebula palette
Cozy Cabin
Five nebula stops with room to breathe — #007269 grounds, #00a194 and #3cbeb0 do the talking, #67cbbe softens, #85e8db lifts. The analogous bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
tealnebulafive-stop
#007269
#00a194
#3cbeb0
#67cbbe
#85e8db
The generator opens with #007269 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.