Hex #336d66 or rgb(51,109,102) in RGB space is the tint of cyan. It has hue angle of 172.76 degrees, value = 43 and saturation = 53. #336d66 can be obtained by mixing 4 colors: 3 drops of blue, 2 drops of green, 2 drops of white, 3 drops of black.
Nearest safe hex - #336666. Below you can see the block with #336d66 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #336d66 to the mixer and play with it.