Hex #aa3b1d or rgb(170,59,29) in RGB space is the tint of orange red. It has hue angle of 12.77 degrees, value = 67 and saturation = 83. #aa3b1d can be obtained by mixing 4 colors: 3 drops of yellow, 3 drops of red, 2 drops of magenta, 4 drops of black.
Nearest safe hex - #993333. Below you can see the block with #aa3b1d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa3b1d to the mixer and play with it.