Festival palette
Opal Fen
Opal Fen runs #366300 through #588f25, #73ab44, #88b964 to #a4d680 in five measured steps, the tetradic structure keeping every neighbor honest. Reach for it for national-park posters with layered mountain silhouettes. The darkest and lightest stops clear AA for large text.
chartreusefestivalfive-stop
#366300
#588f25
#73ab44
#88b964
#a4d680
The generator opens with #366300 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.