Hex #b18535 or rgb(177,133,53) in RGB space is the tint of khaki. It has hue angle of 38.71 degrees, value = 69 and saturation = 70. #b18535 can be obtained by mixing 4 colors: 5 drops of yellow, 4 drops of magenta, 3 drops of green, 1 drop of black.
Nearest safe hex - #999933. Below you can see the block with #b18535 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #b18535 to the mixer and play with it.