Hex #4dd177 or rgb(77,209,119) in RGB space is the tint of bluish green. It has hue angle of 139.09 degrees, value = 82 and saturation = 63. #4dd177 can be obtained by mixing 4 colors: 3 drops of yellow, 1 drop of blue, 4 drops of cyan, 2 drops of green.
Nearest safe hex - #66cc66. Below you can see the block with #4dd177 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4dd177 to the mixer and play with it.