β
Gunmetal
#4d575b

#4d575b
Primary red
4D₁₆ = 77
77/255 ≈ 30 %
Primary green
57₁₆ = 87
87/255 ≈ 34 %
Primary blue
5B₁₆ = 91
91/255 ≈ 36 %
Basic colors
77/255 ≈ 30 % 10/255 ≈ 4 % 4/255 ≈ 2 % 164/255 ≈ 64 %