Hex #554280 or rgb(85,66,128) in RGB space is the tint of purple violet. It has hue angle of 258.39 degrees, value = 50 and saturation = 48. #554280 can be obtained by mixing 4 colors: 1 drop of magenta, 2 drops of blue, 1 drop of white, 2 drops of black.
Nearest safe hex - #663399. Below you can see the block with #554280 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #554280 to the mixer and play with it.