Pastel palette
Umber Hollow
Five pastel stops with room to breathe — #2c61b4 grounds, #588cdf and #73a8fe do the talking, #8db9ff softens, #bdd6ff lifts. The monochromatic bones keep it coherent across book covers that read at thumbnail size. The darkest and lightest stops clear AA for large text.
skypastelfive-stop
#2c61b4
#588cdf
#73a8fe
#8db9ff
#bdd6ff
The generator opens with #2c61b4 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.