Hex #6a5939 or rgb(106,89,57) in RGB space is the tint of khaki. It has hue angle of 39.18 degrees, value = 42 and saturation = 46. #6a5939 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of red, 4 drops of blue, 3 drops of green.
Nearest safe hex - #666633. Below you can see the block with #6a5939 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6a5939 to the mixer and play with it.