β
Gunmetal
#53686c

#53686c
Primary red
53₁₆ = 83
83/255 ≈ 33 %
Primary green
68₁₆ = 104
104/255 ≈ 41 %
Primary blue
6C₁₆ = 108
108/255 ≈ 42 %
Basic colors
83/255 ≈ 33 % 21/255 ≈ 8 % 4/255 ≈ 2 % 147/255 ≈ 58 %