Petrichor palette
Halcyon Crater
Halcyon Crater runs #5b5500 through #867e00, #a19a31, #afa957 to #cbc673 in five measured steps, the analogous structure keeping every neighbor honest. Reach for it for dashboards where status colors must survive color-vision differences. The darkest and lightest stops clear AA for large text.
yellowpetrichorfive-stop
#5b5500
#867e00
#a19a31
#afa957
#cbc673
The generator opens with #5b5500 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.