Hex #9f9d2b or rgb(159,157,43) in RGB space is the tint of yellow. It has hue angle of 58.97 degrees, value = 62 and saturation = 73. #9f9d2b can be obtained by mixing 3 colors: 3 drops of yellow, 2 drops of magenta, 3 drops of green.
Nearest safe hex - #999933. Below you can see the block with #9f9d2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #9f9d2b to the mixer and play with it.