Hex #af4a2b or rgb(175,74,43) in RGB space is the tint of orange red. It has hue angle of 14.09 degrees, value = 69 and saturation = 75. #af4a2b can be obtained by mixing 4 colors: 5 drops of yellow, 2 drops of red, 4 drops of magenta, 5 drops of black.
Nearest safe hex - #993333. Below you can see the block with #af4a2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #af4a2b to the mixer and play with it.