Hex #554422 or rgb(85,68,34) in RGB space is the tint of khaki. It has hue angle of 40.00 degrees, value = 33 and saturation = 60. #554422 can be obtained by mixing 4 colors: 5 drops of red, 2 drops of cyan, 3 drops of green, 5 drops of black.
Nearest safe hex - #663333. Below you can see the block with #554422 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #554422 to the mixer and play with it.