Hex #5b3b6e or rgb(91,59,110) in RGB space is the tint of purple magenta. It has hue angle of 277.65 degrees, value = 43 and saturation = 46. #5b3b6e can be obtained by mixing 4 colors: 5 drops of magenta, 4 drops of blue, 3 drops of green, 2 drops of black.
Nearest safe hex - #663366. Below you can see the block with #5b3b6e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b3b6e to the mixer and play with it.