Petrichor palette
Firstlight Mill
From #ba5c71 ink through #6d76c7, #937e00, #009289 to #af9a32 light, Firstlight Mill is a triadic progression that holds together at any size. Use it for book covers that read at thumbnail size.
skypetrichorfive-stop
#ba5c71
#6d76c7
#937e00
#009289
#af9a32
The generator opens with #ba5c71 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.