Hex #664522 or rgb(102,69,34) in RGB space is the tint of orange. It has hue angle of 30.88 degrees, value = 40 and saturation = 67. #664522 can be obtained by mixing 4 colors: 4 drops of red, 2 drops of blue, 3 drops of green, 1 drop of black.
Nearest safe hex - #663333. Below you can see the block with #664522 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #664522 to the mixer and play with it.