Hex #55679a or rgb(85,103,154) in RGB space is the tint of blue violet. It has hue angle of 224.35 degrees, value = 60 and saturation = 45. #55679a can be obtained by mixing 4 colors: 5 drops of magenta, 4 drops of blue, 3 drops of cyan, 3 drops of green.
Nearest safe hex - #666699. Below you can see the block with #55679a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55679a to the mixer and play with it.