Hex #556ba4 or rgb(85,107,164) in RGB space is the tint of blue violet. It has hue angle of 223.29 degrees, value = 64 and saturation = 48. #556ba4 can be obtained by mixing 4 colors: 4 drops of magenta, 3 drops of blue, 3 drops of cyan, 2 drops of green.
Nearest safe hex - #666699. Below you can see the block with #556ba4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #556ba4 to the mixer and play with it.