Hex #80b866 or rgb(128,184,102) in RGB space is the tint of grass green. It has hue angle of 100.98 degrees, value = 72 and saturation = 45. #80b866 can be obtained by mixing 4 colors: 3 drops of yellow, 2 drops of red, 4 drops of cyan, 1 drop of green.
Nearest safe hex - #99cc66. Below you can see the block with #80b866 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80b866 to the mixer and play with it.