Jewel palette
Rosy Courtyard
From #1a3e77 ink through #4266a0, #5b81bd, #7090c4 to #8bace2 light, Rosy Courtyard is a split-complementary progression that holds together at any size. Use it for book covers that read at thumbnail size. The darkest and lightest stops clear AA as a text pair.
skyjewelfive-stophigh-contrast
#1a3e77
#4266a0
#5b81bd
#7090c4
#8bace2
The generator opens with #1a3e77 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.