Hex #715d2b or rgb(113,93,43) in RGB space is the tint of khaki. It has hue angle of 42.86 degrees, value = 44 and saturation = 62. #715d2b can be obtained by mixing 4 colors: 5 drops of red, 5 drops of green, 3 drops of white, 5 drops of black.
Nearest safe hex - #666633. Below you can see the block with #715d2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #715d2b to the mixer and play with it.