β
Gunmetal
#51615c

#51615c
Primary red
51₁₆ = 81
81/255 ≈ 32 %
Primary green
61₁₆ = 97
97/255 ≈ 38 %
Primary blue
5C₁₆ = 92
92/255 ≈ 36 %
Basic colors
81/255 ≈ 32 % 11/255 ≈ 4 % 5/255 ≈ 2 % 158/255 ≈ 62 %