β
Gunmetal
#405f5e

#405f5e
Primary red
40₁₆ = 64
64/255 ≈ 25 %
Primary green
5F₁₆ = 95
95/255 ≈ 37 %
Primary blue
5E₁₆ = 94
94/255 ≈ 37 %
Basic colors
64/255 ≈ 25 % 30/255 ≈ 12 % 1/255 ≈ 0 % 160/255 ≈ 63 %