Hex #713239 or rgb(113,50,57) in RGB space is the tint of red. It has hue angle of 353.33 degrees, value = 44 and saturation = 56. #713239 can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of red, 3 drops of blue, 2 drops of black.
Nearest safe hex - #663333. Below you can see the block with #713239 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #713239 to the mixer and play with it.