Hex #4d4533 or rgb(77,69,51) in RGB space is the tint of khaki. It has hue angle of 41.54 degrees, value = 30 and saturation = 34. #4d4533 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of red, 3 drops of blue, 4 drops of black.
Nearest safe hex - #663333. Below you can see the block with #4d4533 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d4533 to the mixer and play with it.