β
Gunmetal
#585c66

#585c66
Primary red
58₁₆ = 88
88/255 ≈ 35 %
Primary green
5C₁₆ = 92
92/255 ≈ 36 %
Primary blue
66₁₆ = 102
102/255 ≈ 40 %
Basic colors
88/255 ≈ 35 % 4/255 ≈ 2 % 10/255 ≈ 4 % 153/255 ≈ 60 %