Hex #666355 or rgb(102,99,85) in RGB space is the tint of khaki. It has hue angle of 49.41 degrees, value = 40 and saturation = 17. #666355 can be obtained by mixing 4 colors: 3 drops of magenta, 4 drops of green, 3 drops of white, 5 drops of black.
Nearest safe hex - #666666. Below you can see the block with #666355 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #666355 to the mixer and play with it.