Hex #3b9baa or rgb(59,155,170) in RGB space is the tint of bluish cian. It has hue angle of 188.11 degrees, value = 67 and saturation = 65. #3b9baa can be obtained by mixing 4 colors: 1 drop of blue, 5 drops of cyan, 3 drops of white, 4 drops of black.
Nearest safe hex - #339999. Below you can see the block with #3b9baa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #3b9baa to the mixer and play with it.