Storybook palette
Mercurial Hollow
From #004e6e ink through #0078a6, #3293c3, #56a2cb to #73bfe8 light, Mercurial Hollow is a complementary progression that holds together at any size. Use it for museum exhibition graphics with long sightlines. The darkest and lightest stops clear AA for large text.
skystorybookfive-stop
#004e6e
#0078a6
#3293c3
#56a2cb
#73bfe8
The generator opens with #004e6e as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.