Nebula palette
Oat Square
Five stops tuned to sit together without fighting — #a46fa4 ink anchors the set, #4fb49e opens it up, and #b96c64, #2e9883, #c18ac1 cross the middle in a tetradic arrangement. Oat Square suits book covers that read at thumbnail size.
tealnebulafive-stop
#a46fa4
#b96c64
#2e9883
#c18ac1
#4fb49e
The generator opens with #a46fa4 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.