β
Purplish Gray
#636681

#636681
Primary red
63₁₆ = 99
99/255 ≈ 39 %
Primary green
66₁₆ = 102
102/255 ≈ 40 %
Primary blue
81₁₆ = 129
129/255 ≈ 51 %
Basic colors
99/255 ≈ 39 % 3/255 ≈ 1 % 27/255 ≈ 11 % 126/255 ≈ 49 %