Hex #603f2b or rgb(96,63,43) in RGB space is the tint of orange. It has hue angle of 22.64 degrees, value = 38 and saturation = 55. #603f2b can be obtained by mixing 4 colors: 3 drops of red, 2 drops of blue, 2 drops of green, 1 drop of black.
Nearest safe hex - #663333. Below you can see the block with #603f2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #603f2b to the mixer and play with it.