Petrichor palette
Walnut Outpost
Dark anchor, working middle, light release: #00555c, #00818b, #349da7, #59aab2, #76c7cf form a tetradic petrichor set with somewhere to stand at every lightness. Made for restaurant branding that works on signage and receipts alike. The darkest and lightest stops clear AA for large text.
cyanpetrichorfive-stop
#00555c
#00818b
#349da7
#59aab2
#76c7cf
The generator opens with #00555c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.