Petrichor palette
Sage Cottage
Sage Cottage runs #005f6a through #008b9b, #37a7b7, #5eb4c2 to #7cd1df in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#005f6a
#008b9b
#37a7b7
#5eb4c2
#7cd1df
The generator opens with #005f6a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.