Hex #71544c or rgb(113,84,76) in RGB space is the tint of orange red. It has hue angle of 12.97 degrees, value = 44 and saturation = 33. #71544c can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of red, 4 drops of blue, 1 drop of black.
Nearest safe hex - #666633. Below you can see the block with #71544c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #71544c to the mixer and play with it.