Nordic palette
Spruce Library
From #005459 ink through #008087, #349ca2, #59a9af to #76c5cb light, Spruce Library is a tetradic progression that holds together at any size. Use it for hotel key cards and lobby signage in one system. The darkest and lightest stops clear AA for large text.
cyannordicfive-stop
#005459
#008087
#349ca2
#59a9af
#76c5cb
The generator opens with #005459 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.