β
Gunmetal
#556d73

#556d73
Primary red
55₁₆ = 85
85/255 ≈ 33 %
Primary green
6D₁₆ = 109
109/255 ≈ 43 %
Primary blue
73₁₆ = 115
115/255 ≈ 45 %
Basic colors
85/255 ≈ 33 % 24/255 ≈ 9 % 6/255 ≈ 2 % 140/255 ≈ 55 %