Hex #603615 or rgb(96,54,21) in RGB space is the tint of orange. It has hue angle of 26.40 degrees, value = 38 and saturation = 78. #603615 can be obtained by mixing 4 colors: 3 drops of red, 1 drop of blue, 2 drops of green, 2 drops of black.
Nearest safe hex - #663300. Below you can see the block with #603615 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #603615 to the mixer and play with it.