Hex #88b37d or rgb(136,179,125) in RGB space is the tint of grass green. It has hue angle of 107.78 degrees, value = 70 and saturation = 30. #88b37d can be obtained by mixing 4 colors: 4 drops of yellow, 5 drops of blue, 2 drops of green, 4 drops of white.
Nearest safe hex - #99cc66. Below you can see the block with #88b37d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #88b37d to the mixer and play with it.