Hex #334e5e or rgb(51,78,94) in RGB space is the tint of bluish cian. It has hue angle of 202.33 degrees, value = 37 and saturation = 46. #334e5e can be obtained by mixing 4 colors: 2 drops of red, 1 drop of blue, 3 drops of cyan, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #334e5e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #334e5e to the mixer and play with it.