Hex #2b5f15 or rgb(43,95,21) in RGB space is the tint of grass green. It has hue angle of 102.16 degrees, value = 37 and saturation = 78. #2b5f15 can be obtained by mixing 4 colors: 2 drops of red, 1 drop of cyan, 5 drops of green, 4 drops of black.
Nearest safe hex - #336600. Below you can see the block with #2b5f15 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b5f15 to the mixer and play with it.