β
Sap Green
#669b31

#669b31
Primary red
66₁₆ = 102
102/255 ≈ 40 %
Primary green
9B₁₆ = 155
155/255 ≈ 61 %
Primary blue
31₁₆ = 49
49/255 ≈ 19 %
Basic colors
49/255 ≈ 19 % 53/255 ≈ 21 % 53/255 ≈ 21 % 100/255 ≈ 39 %