Hex #778672 or rgb(119,134,114) in RGB space is the tint of grass green. It has hue angle of 105.00 degrees, value = 53 and saturation = 15. #778672 can be obtained by mixing 4 colors: 3 drops of yellow, 4 drops of blue, 4 drops of white, 4 drops of black.
Nearest safe hex - #669966. Below you can see the block with #778672 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #778672 to the mixer and play with it.