Hex #50be40 or rgb(80,190,64) in RGB space is the tint of grass green. It has hue angle of 112.38 degrees, value = 75 and saturation = 66. #50be40 can be obtained by mixing 4 colors: 5 drops of yellow, 4 drops of cyan, 5 drops of green, 2 drops of black.
Nearest safe hex - #66cc33. Below you can see the block with #50be40 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #50be40 to the mixer and play with it.