Hex #808a1a or rgb(128,138,26) in RGB space is the tint of yellow. It has hue angle of 65.36 degrees, value = 54 and saturation = 81. #808a1a can be obtained by mixing 4 colors: 4 drops of yellow, 1 drop of green, 1 drop of white, 4 drops of black.
Nearest safe hex - #999933. Below you can see the block with #808a1a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #808a1a to the mixer and play with it.