Hex #b18927 or rgb(177,137,39) in RGB space is the tint of khaki. It has hue angle of 42.61 degrees, value = 69 and saturation = 78. #b18927 can be obtained by mixing 4 colors: 4 drops of yellow, 5 drops of red, 2 drops of cyan, 2 drops of green.
Nearest safe hex - #999933. Below you can see the block with #b18927 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #b18927 to the mixer and play with it.