Hex #503f60 or rgb(80,63,96) in RGB space is the tint of purple. It has hue angle of 270.91 degrees, value = 38 and saturation = 34. #503f60 can be obtained by mixing 4 colors: 5 drops of magenta, 4 drops of blue, 4 drops of green, 3 drops of black.
Nearest safe hex - #663366. Below you can see the block with #503f60 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #503f60 to the mixer and play with it.