β
Cement
#aaa590

#aaa590
Primary red
AA₁₆ = 170
170/255 ≈ 67 %
Primary green
A5₁₆ = 165
165/255 ≈ 65 %
Primary blue
90₁₆ = 144
144/255 ≈ 56 %
Basic colors
144/255 ≈ 56 % 21/255 ≈ 8 % 5/255 ≈ 2 % 85/255 ≈ 33 %