Petrichor palette
Birch Grove
Birch Grove runs #00505a through #007b8a, #3396a6, #57a4b1 to #73c0ce in five measured steps, the monochromatic structure keeping every neighbor honest. Reach for it for podcast cover art at sixty pixels square. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#00505a
#007b8a
#3396a6
#57a4b1
#73c0ce
The generator opens with #00505a as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.