Hex #aa2378 or rgb(170,35,120) in RGB space is the tint of crimson. It has hue angle of 322.22 degrees, value = 67 and saturation = 79. #aa2378 can be obtained by mixing 4 colors: 5 drops of red, 5 drops of magenta, 4 drops of blue, 1 drop of cyan.
Nearest safe hex - #993366. Below you can see the block with #aa2378 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa2378 to the mixer and play with it.