Acid palette
Lupine Crater
Lupine Crater runs #00495c through #007390, #318eac, #539cb6 to #70b8d3 in five measured steps, the split-complementary structure keeping every neighbor honest. Reach for it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
cyanacidfive-stophigh-contrast
#00495c
#007390
#318eac
#539cb6
#70b8d3
The generator opens with #00495c as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.