Hex #4dd566 or rgb(77,213,102) in RGB space is the tint of bluish green. It has hue angle of 131.03 degrees, value = 84 and saturation = 64. #4dd566 can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of cyan, 5 drops of green, 2 drops of white.
Nearest safe hex - #66cc66. Below you can see the block with #4dd566 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4dd566 to the mixer and play with it.