β
Gray
#818383

#818383
Primary red
81₁₆ = 129
129/255 ≈ 51 %
Primary green
83₁₆ = 131
131/255 ≈ 51 %
Primary blue
83₁₆ = 131
131/255 ≈ 51 %
Basic colors
129/255 ≈ 51 % 2/255 ≈ 1 % 124/255 ≈ 49 %