Petrichor palette
Seaside Crater
Seaside Crater runs #00575d through #00838c, #359fa8, #5aacb3 to #77c9d0 in five measured steps, the triadic structure keeping every neighbor honest. Reach for it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#00575d
#00838c
#359fa8
#5aacb3
#77c9d0
The generator opens with #00575d as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.