Hex #497c3d or rgb(73,124,61) in RGB space is the tint of grass green. It has hue angle of 108.57 degrees, value = 49 and saturation = 51. #497c3d can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of red, 5 drops of blue, 5 drops of green.
Nearest safe hex - #336633. Below you can see the block with #497c3d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #497c3d to the mixer and play with it.