Hex #55ab55 or rgb(85,171,85) in RGB space is the tint of green. It has hue angle of 120.00 degrees, value = 67 and saturation = 50. #55ab55 can be obtained by mixing 4 colors: 2 drops of yellow, 3 drops of red, 5 drops of cyan, 5 drops of green.
Nearest safe hex - #669966. Below you can see the block with #55ab55 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55ab55 to the mixer and play with it.