Hex #8eaaa1 or rgb(142,170,161) in RGB space is the tint of greenish cian. It has hue angle of 160.71 degrees, value = 67 and saturation = 16. #8eaaa1 can be obtained by mixing 4 colors: 1 drop of blue, 1 drop of green, 5 drops of white, 2 drops of black.
Nearest safe hex - #999999. Below you can see the block with #8eaaa1 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8eaaa1 to the mixer and play with it.