Hex #5b4612 or rgb(91,70,18) in RGB space is the tint of khaki. It has hue angle of 42.74 degrees, value = 36 and saturation = 80. #5b4612 can be obtained by mixing 4 colors: 4 drops of red, 4 drops of green, 1 drop of white, 5 drops of black.
Nearest safe hex - #663300. Below you can see the block with #5b4612 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b4612 to the mixer and play with it.