Hex #778b6c or rgb(119,139,108) in RGB space is the tint of grass green. It has hue angle of 98.71 degrees, value = 55 and saturation = 22. #778b6c can be obtained by mixing 4 colors: 2 drops of yellow, 5 drops of magenta, 3 drops of cyan, 5 drops of green.
Nearest safe hex - #669966. Below you can see the block with #778b6c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #778b6c to the mixer and play with it.