β
Gunmetal
#445b55

#445b55
Primary red
44₁₆ = 68
68/255 ≈ 27 %
Primary green
5B₁₆ = 91
91/255 ≈ 36 %
Primary blue
55₁₆ = 85
85/255 ≈ 33 %
Basic colors
68/255 ≈ 27 % 17/255 ≈ 7 % 6/255 ≈ 2 % 164/255 ≈ 64 %