Hex #8b931f or rgb(139,147,31) in RGB space is the tint of yellow. It has hue angle of 64.14 degrees, value = 58 and saturation = 79. #8b931f can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of red, 2 drops of magenta, 5 drops of green.
Nearest safe hex - #999933. Below you can see the block with #8b931f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8b931f to the mixer and play with it.