Petrichor palette
River Plaza
River Plaza runs #004850 through #00737f, #308e9a, #539ba6 to #6fb8c2 in five measured steps, the monochromatic structure keeping every neighbor honest. Reach for it for indie game interfaces with a strong day-night rhythm. The darkest and lightest stops clear AA as a text pair.
cyanpetrichorfive-stophigh-contrast
#004850
#00737f
#308e9a
#539ba6
#6fb8c2
The generator opens with #004850 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.