Hex #336366 or rgb(51,99,102) in RGB space is the tint of cyan. It has hue angle of 183.53 degrees, value = 40 and saturation = 50. #336366 can be obtained by mixing 4 colors: 3 drops of magenta, 4 drops of cyan, 3 drops of green, 5 drops of black.
Nearest safe hex - #336666. Below you can see the block with #336366 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #336366 to the mixer and play with it.