Petrichor palette
Lantern Archive
Lantern Archive runs #006a6c through #00989b, #3ab4b7, #64c2c4 to #82dfe1 in five measured steps, the analogous 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
#006a6c
#00989b
#3ab4b7
#64c2c4
#82dfe1
The generator opens with #006a6c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.