Hex #aa1885 or rgb(170,24,133) in RGB space is the tint of crimson. It has hue angle of 315.21 degrees, value = 67 and saturation = 86. #aa1885 can be obtained by mixing 3 colors: 2 drops of red, 4 drops of magenta, 3 drops of blue.
Nearest safe hex - #990099. Below you can see the block with #aa1885 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa1885 to the mixer and play with it.