Hex #403415 or rgb(64,52,21) in RGB space is the tint of khaki. It has hue angle of 43.26 degrees, value = 25 and saturation = 67. #403415 can be obtained by mixing 4 colors: 1 drop of yellow, 1 drop of magenta, 1 drop of green, 5 drops of black.
Nearest safe hex - #333300. Below you can see the block with #403415 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #403415 to the mixer and play with it.