Petrichor palette
Obsidian Dock
Obsidian Dock runs #005f6f through #008ba2, #37a7be, #5fb5c9 to #7cd2e6 in five measured steps, the complementary 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
#005f6f
#008ba2
#37a7be
#5fb5c9
#7cd2e6
The generator opens with #005f6f as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.