Hex #4d9baa or rgb(77,155,170) in RGB space is the tint of bluish cian. It has hue angle of 189.68 degrees, value = 67 and saturation = 55. #4d9baa can be obtained by mixing 4 colors: 1 drop of blue, 3 drops of cyan, 3 drops of white, 3 drops of black.
Nearest safe hex - #669999. Below you can see the block with #4d9baa color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #4d9baa to the mixer and play with it.