Hex #5b5231 or rgb(91,82,49) in RGB space is the tint of khaki. It has hue angle of 47.14 degrees, value = 36 and saturation = 46. #5b5231 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of magenta, 5 drops of green, 4 drops of black.
Nearest safe hex - #666633. Below you can see the block with #5b5231 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5b5231 to the mixer and play with it.