Hex #55c9b1 or rgb(85,201,177) in RGB space is the tint of greenish cian. It has hue angle of 167.59 degrees, value = 79 and saturation = 58. #55c9b1 can be obtained by mixing 4 colors: 2 drops of blue, 3 drops of cyan, 3 drops of green, 4 drops of white.
Nearest safe hex - #66cc99. Below you can see the block with #55c9b1 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #55c9b1 to the mixer and play with it.