Hex #80691d or rgb(128,105,29) in RGB space is the tint of khaki. It has hue angle of 46.06 degrees, value = 50 and saturation = 77. #80691d can be obtained by mixing 4 colors: 5 drops of yellow, 1 drop of magenta, 1 drop of blue, 5 drops of black.
Nearest safe hex - #996633. Below you can see the block with #80691d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80691d to the mixer and play with it.