β
Petrol
#21606f

#21606f
Primary red
21₁₆ = 33
33/255 ≈ 13 %
Primary green
60₁₆ = 96
96/255 ≈ 38 %
Primary blue
6F₁₆ = 111
111/255 ≈ 44 %
Basic colors
33/255 ≈ 13 % 63/255 ≈ 25 % 15/255 ≈ 6 % 144/255 ≈ 56 %