Hex #89cb9d or rgb(137,203,157) in RGB space is the tint of bluish green. It has hue angle of 138.18 degrees, value = 80 and saturation = 33. #89cb9d can be obtained by mixing 4 colors: 4 drops of yellow, 3 drops of blue, 3 drops of cyan, 3 drops of white.
Nearest safe hex - #99cc99. Below you can see the block with #89cb9d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #89cb9d to the mixer and play with it.