β
Grayish Brown
#636a51

#636a51
Primary red
63₁₆ = 99
99/255 ≈ 39 %
Primary green
6A₁₆ = 106
106/255 ≈ 42 %
Primary blue
51₁₆ = 81
81/255 ≈ 32 %
Basic colors
81/255 ≈ 32 % 18/255 ≈ 7 % 7/255 ≈ 3 % 149/255 ≈ 58 %