Hex #607b56 or rgb(96,123,86) in RGB space is the tint of grass green. It has hue angle of 103.78 degrees, value = 48 and saturation = 30. #607b56 can be obtained by mixing 4 colors: 3 drops of yellow, 3 drops of magenta, 5 drops of blue, 5 drops of green.
Nearest safe hex - #666666. Below you can see the block with #607b56 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #607b56 to the mixer and play with it.