Petrichor palette
Atlas Delta
Five petrichor stops with room to breathe — #006d78 grounds, #a45c55 and #008390 do the talking, #c2776f softens, #359fac lifts. The tetradic bones keep it coherent across book covers that read at thumbnail size.
cyanpetrichorfive-stop
#006d78
#a45c55
#008390
#c2776f
#359fac
The generator opens with #006d78 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.