Hex #498837 or rgb(73,136,55) in RGB space is the tint of grass green. It has hue angle of 106.67 degrees, value = 53 and saturation = 60. #498837 can be obtained by mixing 4 colors: 1 drop of yellow, 5 drops of green, 3 drops of white, 5 drops of black.
Nearest safe hex - #339933. Below you can see the block with #498837 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #498837 to the mixer and play with it.