Hex #497a3d or rgb(73,122,61) in RGB space is the tint of grass green. It has hue angle of 108.20 degrees, value = 48 and saturation = 50. #497a3d can be obtained by mixing 4 colors: 2 drops of red, 1 drop of blue, 1 drop of cyan, 3 drops of green.
Nearest safe hex - #336633. Below you can see the block with #497a3d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #497a3d to the mixer and play with it.