Petrichor palette
Flickering Lighthouse
Flickering Lighthouse runs #004b53 through #007682, #31919d, #549fa9 to #71bbc5 in five measured steps, the monochromatic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyanpetrichorfive-stophigh-contrast
#004b53
#007682
#31919d
#549fa9
#71bbc5
The generator opens with #004b53 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.