Hex #499ea4 or rgb(73,158,164) in RGB space is the tint of cyan. It has hue angle of 183.96 degrees, value = 64 and saturation = 55. #499ea4 can be obtained by mixing 3 colors: 5 drops of cyan, 4 drops of white, 5 drops of black.
Nearest safe hex - #339999. Below you can see the block with #499ea4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #499ea4 to the mixer and play with it.