Hex #aa558e or rgb(170,85,142) in RGB space is the tint of crimson. It has hue angle of 319.76 degrees, value = 67 and saturation = 50. #aa558e can be obtained by mixing 3 colors: 1 drop of magenta, 1 drop of white, 1 drop of black.
Nearest safe hex - #996699. Below you can see the block with #aa558e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa558e to the mixer and play with it.