Hex #805391 or rgb(128,83,145) in RGB space is the tint of purple magenta. It has hue angle of 283.55 degrees, value = 57 and saturation = 43. #805391 can be obtained by mixing 4 colors: 4 drops of magenta, 3 drops of blue, 2 drops of green, 1 drop of white.
Nearest safe hex - #996699. Below you can see the block with #805391 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #805391 to the mixer and play with it.