Hex #6a6139 or rgb(106,97,57) in RGB space is the tint of khaki. It has hue angle of 48.98 degrees, value = 42 and saturation = 46. #6a6139 can be obtained by mixing 4 colors: 4 drops of yellow, 1 drop of magenta, 3 drops of blue, 4 drops of black.
Nearest safe hex - #666633. Below you can see the block with #6a6139 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6a6139 to the mixer and play with it.