Hex #55b61c or rgb(85,182,28) in RGB space is the tint of grass green. It has hue angle of 97.79 degrees, value = 71 and saturation = 85. #55b61c can be obtained by mixing 4 colors: 2 drops of yellow, 5 drops of green, 1 drop of white, 1 drop of black.
Nearest safe hex - #66cc33. Below you can see the block with #55b61c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55b61c to the mixer and play with it.