Hex #8b638b or rgb(139,99,139) in RGB space is the tint of magenta. It has hue angle of 300.00 degrees, value = 55 and saturation = 29. #8b638b can be obtained by mixing 4 colors: 2 drops of magenta, 1 drop of blue, 4 drops of white, 4 drops of black.
Nearest safe hex - #996699. Below you can see the block with #8b638b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8b638b to the mixer and play with it.