Hex #607660 or rgb(96,118,96) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 46 and saturation = 19. #607660 can be obtained by mixing 3 colors: 1 drop of green, 3 drops of white, 4 drops of black.
Nearest safe hex - #666666. Below you can see the block with #607660 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #607660 to the mixer and play with it.