Hex #a4539e or rgb(164,83,158) in RGB space is the tint of magenta. It has hue angle of 304.44 degrees, value = 64 and saturation = 49. #a4539e can be obtained by mixing 4 colors: 5 drops of magenta, 2 drops of blue, 4 drops of white, 3 drops of black.
Nearest safe hex - #996699. Below you can see the block with #a4539e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #a4539e to the mixer and play with it.