Hex #55488e or rgb(85,72,142) in RGB space is the tint of purple violet. It has hue angle of 251.14 degrees, value = 56 and saturation = 49. #55488e can be obtained by mixing 4 colors: 2 drops of magenta, 5 drops of blue, 2 drops of white, 3 drops of black.
Nearest safe hex - #663399. Below you can see the block with #55488e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55488e to the mixer and play with it.