Hex #55248f or rgb(85,36,143) in RGB space is the tint of purple. It has hue angle of 267.48 degrees, value = 56 and saturation = 75. #55248f can be obtained by mixing 3 colors: 2 drops of magenta, 3 drops of blue, 1 drop of black.
Nearest safe hex - #663399. Below you can see the block with #55248f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55248f to the mixer and play with it.