Hex #80ae66 or rgb(128,174,102) in RGB space is the tint of grass green. It has hue angle of 98.33 degrees, value = 68 and saturation = 41. #80ae66 can be obtained by mixing 4 colors: 1 drop of red, 4 drops of green, 4 drops of white, 1 drop of black.
Nearest safe hex - #999966. Below you can see the block with #80ae66 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #80ae66 to the mixer and play with it.