Hex #6a572b or rgb(106,87,43) in RGB space is the tint of khaki. It has hue angle of 41.90 degrees, value = 42 and saturation = 59. #6a572b can be obtained by mixing 4 colors: 4 drops of red, 1 drop of magenta, 2 drops of blue, 5 drops of green.
Nearest safe hex - #666633. Below you can see the block with #6a572b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6a572b to the mixer and play with it.