Hex #89b190 or rgb(137,177,144) in RGB space is the tint of bluish green. It has hue angle of 130.50 degrees, value = 69 and saturation = 23. #89b190 can be obtained by mixing 4 colors: 4 drops of yellow, 5 drops of blue, 1 drop of cyan, 3 drops of white.
Nearest safe hex - #999999. Below you can see the block with #89b190 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #89b190 to the mixer and play with it.