Hex #80872b or rgb(128,135,43) in RGB space is the tint of yellow. It has hue angle of 64.57 degrees, value = 53 and saturation = 68. #80872b can be obtained by mixing 4 colors: 3 drops of yellow, 3 drops of magenta, 5 drops of green, 1 drop of black.
Nearest safe hex - #999933. Below you can see the block with #80872b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80872b to the mixer and play with it.