Hex #71321d or rgb(113,50,29) in RGB space is the tint of orange red. It has hue angle of 15.00 degrees, value = 44 and saturation = 74. #71321d can be obtained by mixing 4 colors: 5 drops of red, 3 drops of magenta, 5 drops of green, 5 drops of black.
Nearest safe hex - #663333. Below you can see the block with #71321d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #71321d to the mixer and play with it.