Hex #554885 or rgb(85,72,133) in RGB space is the tint of purple violet. It has hue angle of 252.79 degrees, value = 52 and saturation = 46. #554885 can be obtained by mixing 3 colors: 3 drops of magenta, 4 drops of blue, 2 drops of green.
Nearest safe hex - #663399. Below you can see the block with #554885 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #554885 to the mixer and play with it.