Hex #8b813e or rgb(139,129,62) in RGB space is the tint of khaki. It has hue angle of 52.21 degrees, value = 55 and saturation = 55. #8b813e can be obtained by mixing 4 colors: 3 drops of red, 1 drop of magenta, 5 drops of green, 2 drops of white.
Nearest safe hex - #999933. Below you can see the block with #8b813e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8b813e to the mixer and play with it.