Hex #89c7b1 or rgb(137,199,177) in RGB space is the tint of greenish cian. It has hue angle of 158.71 degrees, value = 78 and saturation = 31. #89c7b1 can be obtained by mixing 4 colors: 2 drops of red, 4 drops of cyan, 2 drops of green, 5 drops of white.
Nearest safe hex - #99cc99. Below you can see the block with #89c7b1 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #89c7b1 to the mixer and play with it.