Frost palette
Willow Crater
From #005462 ink through #007f94, #349bb0, #59a8bb to #76c5d8 light, Willow Crater is a tetradic progression that holds together at any size. Use it for newsletters where the header, links, and footers share one voice. The darkest and lightest stops clear AA for large text.
cyanfrostfive-stop
#005462
#007f94
#349bb0
#59a8bb
#76c5d8
The generator opens with #005462 as the primary and the next two stops as secondary and accent — adjust, check contrast, and export tokens or CSS from there.