β
Gunmetal
#426c6c

#426c6c
Primary red
42₁₆ = 66
66/255 ≈ 26 %
Primary green
6C₁₆ = 108
108/255 ≈ 42 %
Primary blue
6C₁₆ = 108
108/255 ≈ 42 %
Basic colors
66/255 ≈ 26 % 42/255 ≈ 16 % 147/255 ≈ 58 %