Hex #5bc837 or rgb(91,200,55) in RGB space is the tint of grass green. It has hue angle of 105.10 degrees, value = 78 and saturation = 73. #5bc837 can be obtained by mixing 4 colors: 5 drops of yellow, 3 drops of cyan, 5 drops of green, 1 drop of black.
Nearest safe hex - #66cc33. Below you can see the block with #5bc837 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #5bc837 to the mixer and play with it.