Hex #4e9597 or rgb(78,149,151) in RGB space is the tint of cyan. It has hue angle of 181.64 degrees, value = 59 and saturation = 48. #4e9597 can be obtained by mixing 4 colors: 2 drops of yellow, 2 drops of red, 4 drops of blue, 5 drops of cyan.
Nearest safe hex - #669999. Below you can see the block with #4e9597 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4e9597 to the mixer and play with it.