Zaffre has enough saturation to carry a logo, heading, or full color block without needing support. Pale yellow creates a crisp contrast. Soft gray gives the blue space to feel more measured.

Tints
#0014a8
#1a2cb1
#3343b9
#4c5ac2
#6672cb
#808ad4
#99a1dc
#b2b8e5
#ccd0ee
#e6e8f6
#ffffff
Shadows
#0014a8
#001297
#001086
#000e76
#000c65
#000a54
#000843
#000632
#000422
#000211