Hex #5b3b31 or rgb(91,59,49) in RGB space is the tint of orange red. It has hue angle of 14.29 degrees, value = 36 and saturation = 46. #5b3b31 can be obtained by mixing 4 colors: 5 drops of red, 4 drops of blue, 3 drops of green, 2 drops of black.
Nearest safe hex - #663333. Below you can see the block with #5b3b31 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b3b31 to the mixer and play with it.