Hex #552a26 or rgb(85,42,38) in RGB space is the tint of red. It has hue angle of 5.11 degrees, value = 33 and saturation = 55. #552a26 can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of red, 2 drops of blue, 4 drops of black.
Nearest safe hex - #663333. Below you can see the block with #552a26 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #552a26 to the mixer and play with it.