Nordic palette
Steely Bluff
From #005463 ink through #007f95, #349bb1, #59a8bb to #76c5d9 light, Steely Bluff 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
#005463
#007f95
#349bb1
#59a8bb
#76c5d9
The generator opens with #005463 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.