Hex #809960 or rgb(128,153,96) in RGB space is the tint of olive. It has hue angle of 86.32 degrees, value = 60 and saturation = 37. #809960 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of cyan, 2 drops of white, 3 drops of black.
Nearest safe hex - #999966. Below you can see the block with #809960 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #809960 to the mixer and play with it.