Hex #9fa550 or rgb(159,165,80) in RGB space is the tint of yellow. It has hue angle of 64.24 degrees, value = 65 and saturation = 52. #9fa550 can be obtained by mixing 4 colors: 5 drops of yellow, 1 drop of green, 5 drops of white, 5 drops of black.
Nearest safe hex - #999966. Below you can see the block with #9fa550 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #9fa550 to the mixer and play with it.