Hex #1c5700 or rgb(28,87,0) in RGB space is the tint of grass green. It has hue angle of 100.69 degrees, value = 34 and saturation = 100. #1c5700 can be obtained by mixing 3 colors: 1 drop of yellow, 3 drops of green, 5 drops of black.
Nearest safe hex - #336600. Below you can see the block with #1c5700 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1c5700 to the mixer and play with it.