Hex #66b372 or rgb(102,179,114) in RGB space is the tint of bluish green. It has hue angle of 129.35 degrees, value = 70 and saturation = 43. #66b372 can be obtained by mixing 4 colors: 2 drops of yellow, 4 drops of blue, 5 drops of green, 4 drops of white.
Nearest safe hex - #66cc66. Below you can see the block with #66b372 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #66b372 to the mixer and play with it.