Hex #80579b or rgb(128,87,155) in RGB space is the tint of purple. It has hue angle of 276.18 degrees, value = 61 and saturation = 44. #80579b can be obtained by mixing 4 colors: 4 drops of red, 4 drops of magenta, 3 drops of blue, 5 drops of cyan.
Nearest safe hex - #996699. Below you can see the block with #80579b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80579b to the mixer and play with it.