Hex #8fc670 or rgb(143,198,112) in RGB space is the tint of grass green. It has hue angle of 98.37 degrees, value = 78 and saturation = 43. #8fc670 can be obtained by mixing 4 colors: 4 drops of yellow, 3 drops of blue, 4 drops of green, 5 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #8fc670 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #8fc670 to the mixer and play with it.