Retro palette
Chalky Shrine
From #005193 ink through #0079d7, #3295f6, #58a6f9 to #8dc3ff light, Chalky Shrine 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 for large text.
skyretrofive-stop
#005193
#0079d7
#3295f6
#58a6f9
#8dc3ff
The generator opens with #005193 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.