Hex #8b211f or rgb(139,33,31) in RGB space is the tint of red. It has hue angle of 1.11 degrees, value = 55 and saturation = 78. #8b211f can be obtained by mixing 4 colors: 4 drops of red, 2 drops of magenta, 2 drops of green, 3 drops of black.
Nearest safe hex - #993333. Below you can see the block with #8b211f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8b211f to the mixer and play with it.