Hex #899976 or rgb(137,153,118) in RGB space is the tint of olive. It has hue angle of 87.43 degrees, value = 60 and saturation = 23. #899976 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of cyan, 5 drops of white, 5 drops of black.
Nearest safe hex - #999966. Below you can see the block with #899976 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #899976 to the mixer and play with it.