β
Shaded Gray
#646161

#646161
Primary red
64₁₆ = 100
100/255 ≈ 39 %
Primary green
61₁₆ = 97
97/255 ≈ 38 %
Primary blue
61₁₆ = 97
97/255 ≈ 38 %
Basic colors
97/255 ≈ 38 % 3/255 ≈ 1 % 155/255 ≈ 61 %