Hex #80c572 or rgb(128,197,114) in RGB space is the tint of grass green. It has hue angle of 109.88 degrees, value = 77 and saturation = 42. #80c572 can be obtained by mixing 4 colors: 1 drop of yellow, 1 drop of blue, 2 drops of green, 2 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #80c572 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80c572 to the mixer and play with it.