Hex #665422 or rgb(102,84,34) in RGB space is the tint of khaki. It has hue angle of 44.12 degrees, value = 40 and saturation = 67. #665422 can be obtained by mixing 4 colors: 1 drop of yellow, 1 drop of magenta, 1 drop of green, 2 drops of black.
Nearest safe hex - #666633. Below you can see the block with #665422 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #665422 to the mixer and play with it.