Hex #99659a or rgb(153,101,154) in RGB space is the tint of magenta. It has hue angle of 298.87 degrees, value = 60 and saturation = 34. #99659a can be obtained by mixing 4 colors: 2 drops of magenta, 1 drop of blue, 1 drop of green, 1 drop of white.
Nearest safe hex - #996699. Below you can see the block with #99659a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #99659a to the mixer and play with it.