Hex #aa57c0 or rgb(170,87,192) in RGB space is the tint of purple magenta. It has hue angle of 287.43 degrees, value = 75 and saturation = 55. #aa57c0 can be obtained by mixing 3 colors: 5 drops of magenta, 4 drops of blue, 3 drops of white.
Nearest safe hex - #9966cc. Below you can see the block with #aa57c0 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa57c0 to the mixer and play with it.