β
Grayish Brown
#666b51

#666b51
Primary red
66₁₆ = 102
102/255 ≈ 40 %
Primary green
6B₁₆ = 107
107/255 ≈ 42 %
Primary blue
51₁₆ = 81
81/255 ≈ 32 %
Basic colors
81/255 ≈ 32 % 21/255 ≈ 8 % 5/255 ≈ 2 % 148/255 ≈ 58 %