Pastel palette
Milky Archive
From #004752 ink through #007182, #308c9d, #529aa8 to #6eb6c5 light, Milky Archive 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.
cyanpastelfive-stophigh-contrast
#004752
#007182
#308c9d
#529aa8
#6eb6c5
The generator opens with #004752 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.