Hex #716539 or rgb(113,101,57) in RGB space is the tint of khaki. It has hue angle of 47.14 degrees, value = 44 and saturation = 50. #716539 can be obtained by mixing 3 colors: 1 drop of red, 3 drops of magenta, 5 drops of green.
Nearest safe hex - #666633. Below you can see the block with #716539 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #716539 to the mixer and play with it.