Hex #80892b or rgb(128,137,43) in RGB space is the tint of yellow. It has hue angle of 65.74 degrees, value = 54 and saturation = 69. #80892b can be obtained by mixing 4 colors: 4 drops of yellow, 1 drop of green, 2 drops of white, 5 drops of black.
Nearest safe hex - #999933. Below you can see the block with #80892b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80892b to the mixer and play with it.