Hex #554617 or rgb(85,70,23) in RGB space is the tint of khaki. It has hue angle of 45.48 degrees, value = 33 and saturation = 73. #554617 can be obtained by mixing 4 colors: 5 drops of red, 2 drops of blue, 5 drops of green, 3 drops of black.
Nearest safe hex - #663300. Below you can see the block with #554617 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #554617 to the mixer and play with it.