Matte Silver sharpens a navy accent.
A narrow highlight hints at metal.
Charcoal keeps text readable.

Tints
#a5a5a8
#aeaeb1
#b7b7b9
#c0c0c2
#c9c9cb
#d2d2d4
#dbdbdc
#e4e4e5
#ededee
#f6f6f6
#ffffff
Shades
#a5a5a8
#949497
#848486
#747476
#636365
#525254
#424243
#323232
#212122
#101011
Triadic
#a5a5a8
#a8a5a5
#a5a8a5
Monochromatic
#6b6b6d
#87878a
#a5a5a8
#b5b5b8
#c4c4c6
Analogous
#a5a6a8
#a5a5a8
#a6a5a8
Complementary
#a5a5a8
#a8a8a5