Hex #807840 or rgb(128,120,64) in RGB space is the tint of yellow. It has hue angle of 52.50 degrees, value = 50 and saturation = 50. #807840 can be obtained by mixing 3 colors: 1 drop of yellow, 3 drops of magenta, 4 drops of green.
Nearest safe hex - #996633. Below you can see the block with #807840 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #807840 to the mixer and play with it.