Hex #608850 or rgb(96,136,80) in RGB space is the tint of grass green. It has hue angle of 102.86 degrees, value = 53 and saturation = 41. #608850 can be obtained by mixing 4 colors: 1 drop of red, 5 drops of green, 5 drops of white, 5 drops of black.
Nearest safe hex - #669966. Below you can see the block with #608850 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #608850 to the mixer and play with it.