Hex #555fb4 or rgb(85,95,180) in RGB space is the tint of violet. It has hue angle of 233.68 degrees, value = 71 and saturation = 53. #555fb4 can be obtained by mixing 4 colors: 3 drops of magenta, 2 drops of blue, 3 drops of cyan, 1 drop of black.
Nearest safe hex - #6666cc. Below you can see the block with #555fb4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #555fb4 to the mixer and play with it.