Petrichor palette
Marble Mill
From #005f6f ink through #955444, #007588, #b26e5e to #3190a4 light, Marble Mill is a tetradic progression that holds together at any size. Use it for museum exhibition graphics with long sightlines.
cyanpetrichorfive-stop
#005f6f
#955444
#007588
#b26e5e
#3190a4
The generator opens with #005f6f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.