Hex #80b668 or rgb(128,182,104) in RGB space is the tint of grass green. It has hue angle of 101.54 degrees, value = 71 and saturation = 43. #80b668 can be obtained by mixing 4 colors: 5 drops of yellow, 5 drops of blue, 4 drops of green, 4 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #80b668 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80b668 to the mixer and play with it.