Petrichor palette
Marble Atelier
From #007076 ink through #1e9da5, #46b9c1, #6dc7cd to #8ae4eb light, Marble Atelier is a tetradic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#007076
#1e9da5
#46b9c1
#6dc7cd
#8ae4eb
The generator opens with #007076 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.