Hex #6a3f2b or rgb(106,63,43) in RGB space is the tint of orange red. It has hue angle of 19.05 degrees, value = 42 and saturation = 59. #6a3f2b can be obtained by mixing 4 colors: 5 drops of red, 3 drops of blue, 3 drops of green, 1 drop of black.
Nearest safe hex - #663333. Below you can see the block with #6a3f2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6a3f2b to the mixer and play with it.