β
Gunmetal
#425e5b

#425e5b
Primary red
42₁₆ = 66
66/255 ≈ 26 %
Primary green
5E₁₆ = 94
94/255 ≈ 37 %
Primary blue
5B₁₆ = 91
91/255 ≈ 36 %
Basic colors
66/255 ≈ 26 % 25/255 ≈ 10 % 3/255 ≈ 1 % 161/255 ≈ 63 %