β
Cobalt
#304c8c

#304c8c
Primary red
30₁₆ = 48
48/255 ≈ 19 %
Primary green
4C₁₆ = 76
76/255 ≈ 30 %
Primary blue
8C₁₆ = 140
140/255 ≈ 55 %
Basic colors
48/255 ≈ 19 % 28/255 ≈ 11 % 64/255 ≈ 25 % 115/255 ≈ 45 %