Hex #716939 or rgb(113,105,57) in RGB space is the tint of khaki. It has hue angle of 51.43 degrees, value = 44 and saturation = 50. #716939 can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of red, 2 drops of cyan, 3 drops of black.
Nearest safe hex - #666633. Below you can see the block with #716939 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #716939 to the mixer and play with it.