Petrichor palette
Late Boulevard
Dark anchor, working middle, light release: #004c58, #007788, #3292a4, #55a0af, #71bccb form a tetradic petrichor set with somewhere to stand at every lightness. Made for bike-shop liveries that survive mud and sun. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#004c58
#007788
#3292a4
#55a0af
#71bccb
The generator opens with #004c58 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.