Hex #50386b or rgb(80,56,107) in RGB space is the tint of purple. It has hue angle of 268.24 degrees, value = 42 and saturation = 48. #50386b can be obtained by mixing 4 colors: 5 drops of magenta, 5 drops of blue, 3 drops of green, 3 drops of black.
Nearest safe hex - #663366. Below you can see the block with #50386b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #50386b to the mixer and play with it.