Hex #499924 or rgb(73,153,36) in RGB space is the tint of grass green. It has hue angle of 101.03 degrees, value = 60 and saturation = 76. #499924 can be obtained by mixing 4 colors: 2 drops of yellow, 1 drop of cyan, 2 drops of green, 2 drops of black.
Nearest safe hex - #339933. Below you can see the block with #499924 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #499924 to the mixer and play with it.