Hex #5b3156 or rgb(91,49,86) in RGB space is the tint of magenta. It has hue angle of 307.14 degrees, value = 36 and saturation = 46. #5b3156 can be obtained by mixing 4 colors: 5 drops of magenta, 2 drops of blue, 3 drops of green, 4 drops of black.
Nearest safe hex - #663366. Below you can see the block with #5b3156 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b3156 to the mixer and play with it.