β
Steel
#9090a4

#9090a4
Primary red
90₁₆ = 144
144/255 ≈ 56 %
Primary green
90₁₆ = 144
144/255 ≈ 56 %
Primary blue
A4₁₆ = 164
164/255 ≈ 64 %
Basic colors
144/255 ≈ 56 % 20/255 ≈ 8 % 91/255 ≈ 36 %