Hex #1a3d11 or rgb(26,61,17) in RGB space is the tint of grass green. It has hue angle of 107.73 degrees, value = 24 and saturation = 72. #1a3d11 can be obtained by mixing 4 colors: 1 drop of red, 1 drop of blue, 3 drops of green, 5 drops of black.
Nearest safe hex - #333300. Below you can see the block with #1a3d11 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a3d11 to the mixer and play with it.