Hex #499686 or rgb(73,150,134) in RGB space is the tint of greenish cian. It has hue angle of 167.53 degrees, value = 59 and saturation = 51. #499686 can be obtained by mixing 4 colors: 5 drops of blue, 4 drops of green, 4 drops of white, 1 drop of black.
Nearest safe hex - #339999. Below you can see the block with #499686 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #499686 to the mixer and play with it.