Hex #4d9599 or rgb(77,149,153) in RGB space is the tint of cyan. It has hue angle of 183.16 degrees, value = 60 and saturation = 50. #4d9599 can be obtained by mixing 3 colors: 3 drops of magenta, 4 drops of cyan, 3 drops of green.
Nearest safe hex - #669999. Below you can see the block with #4d9599 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d9599 to the mixer and play with it.