Hex #aa1898 or rgb(170,24,152) in RGB space is the tint of magenta. It has hue angle of 307.40 degrees, value = 67 and saturation = 86. #aa1898 can be obtained by mixing 3 colors: 1 drop of red, 5 drops of magenta, 3 drops of blue.
Nearest safe hex - #990099. Below you can see the block with #aa1898 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa1898 to the mixer and play with it.