Hex #89784e or rgb(137,120,78) in RGB space is the tint of khaki. It has hue angle of 42.71 degrees, value = 54 and saturation = 43. #89784e can be obtained by mixing 4 colors: 3 drops of red, 3 drops of green, 4 drops of white, 3 drops of black.
Nearest safe hex - #996666. Below you can see the block with #89784e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #89784e to the mixer and play with it.