β
Gunmetal
#426666

#426666
Primary red
42₁₆ = 66
66/255 ≈ 26 %
Primary green
66₁₆ = 102
102/255 ≈ 40 %
Primary blue
66₁₆ = 102
102/255 ≈ 40 %
Basic colors
66/255 ≈ 26 % 36/255 ≈ 14 % 153/255 ≈ 60 %