Hex #716739 or rgb(113,103,57) in RGB space is the tint of khaki. It has hue angle of 49.29 degrees, value = 44 and saturation = 50. #716739 can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of red, 3 drops of blue, 2 drops of black.
Nearest safe hex - #666633. Below you can see the block with #716739 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #716739 to the mixer and play with it.