Hex #552213 or rgb(85,34,19) in RGB space is the tint of orange red. It has hue angle of 13.64 degrees, value = 33 and saturation = 78. #552213 can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of red, 1 drop of blue, 5 drops of black.
Nearest safe hex - #663300. Below you can see the block with #552213 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #552213 to the mixer and play with it.