Hex #556098 or rgb(85,96,152) in RGB space is the tint of blue violet. It has hue angle of 230.15 degrees, value = 60 and saturation = 44. #556098 can be obtained by mixing 4 colors: 1 drop of red, 5 drops of blue, 2 drops of white, 1 drop of black.
Nearest safe hex - #666699. Below you can see the block with #556098 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #556098 to the mixer and play with it.