Hex #334878 or rgb(51,72,120) in RGB space is the tint of blue violet. It has hue angle of 221.74 degrees, value = 47 and saturation = 58. #334878 can be obtained by mixing 4 colors: 2 drops of magenta, 5 drops of blue, 2 drops of green, 1 drop of black.
Nearest safe hex - #333366. Below you can see the block with #334878 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #334878 to the mixer and play with it.