β
Gunmetal
#576a6c

#576a6c
Primary red
57₁₆ = 87
87/255 ≈ 34 %
Primary green
6A₁₆ = 106
106/255 ≈ 42 %
Primary blue
6C₁₆ = 108
108/255 ≈ 42 %
Basic colors
87/255 ≈ 34 % 19/255 ≈ 7 % 2/255 ≈ 1 % 147/255 ≈ 58 %