β
Gunmetal
#3f6360

#3f6360
Primary red
3F₁₆ = 63
63/255 ≈ 25 %
Primary green
63₁₆ = 99
99/255 ≈ 39 %
Primary blue
60₁₆ = 96
96/255 ≈ 38 %
Basic colors
63/255 ≈ 25 % 33/255 ≈ 13 % 3/255 ≈ 1 % 156/255 ≈ 61 %