Hex #1a5511 or rgb(26,85,17) in RGB space is the tint of grass green. It has hue angle of 112.06 degrees, value = 33 and saturation = 80. #1a5511 can be obtained by mixing 4 colors: 1 drop of yellow, 1 drop of blue, 3 drops of green, 5 drops of black.
Nearest safe hex - #336600. Below you can see the block with #1a5511 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #1a5511 to the mixer and play with it.