Hex #803992 or rgb(128,57,146) in RGB space is the tint of purple magenta. It has hue angle of 287.87 degrees, value = 57 and saturation = 61. #803992 can be obtained by mixing 4 colors: 5 drops of magenta, 4 drops of blue, 2 drops of white, 3 drops of black.
Nearest safe hex - #993399. Below you can see the block with #803992 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #803992 to the mixer and play with it.