Hex #aa2813 or rgb(170,40,19) in RGB space is the tint of orange red. It has hue angle of 8.34 degrees, value = 67 and saturation = 89. #aa2813 can be obtained by mixing 4 colors: 5 drops of red, 1 drop of magenta, 2 drops of green, 1 drop of black.
Nearest safe hex - #993300. Below you can see the block with #aa2813 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #aa2813 to the mixer and play with it.