Hex #8e9b97 or rgb(142,155,151) in RGB space is the tint of greenish cian. It has hue angle of 161.54 degrees, value = 61 and saturation = 8. #8e9b97 can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of blue, 4 drops of white, 2 drops of black.
Nearest safe hex - #999999. Below you can see the block with #8e9b97 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8e9b97 to the mixer and play with it.