Citrus palette
Mustard Kiln
Mustard Kiln runs #5b6000 through #848b00, #9fa733, #aeb65b to #cad377 in five measured steps, the monochromatic structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
yellowcitrusfive-stop
#5b6000
#848b00
#9fa733
#aeb65b
#cad377
The generator opens with #5b6000 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.