Hex #89ba90 or rgb(137,186,144) in RGB space is the tint of bluish green. It has hue angle of 128.57 degrees, value = 73 and saturation = 26. #89ba90 can be obtained by mixing 4 colors: 2 drops of magenta, 1 drop of cyan, 5 drops of green, 5 drops of white.
Nearest safe hex - #99cc99. Below you can see the block with #89ba90 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #89ba90 to the mixer and play with it.