Hex #89dd62 or rgb(137,221,98) in RGB space is the tint of grass green. It has hue angle of 100.98 degrees, value = 87 and saturation = 56. #89dd62 can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of cyan, 5 drops of green, 4 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #89dd62 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #89dd62 to the mixer and play with it.