β
Slate Green
#647b64

#647b64
Primary red
64₁₆ = 100
100/255 ≈ 39 %
Primary green
7B₁₆ = 123
123/255 ≈ 48 %
Primary blue
64₁₆ = 100
100/255 ≈ 39 %
Basic colors
100/255 ≈ 39 % 23/255 ≈ 9 % 132/255 ≈ 52 %