Hex #499986 or rgb(73,153,134) in RGB space is the tint of greenish cian. It has hue angle of 165.75 degrees, value = 60 and saturation = 52. #499986 can be obtained by mixing 4 colors: 1 drop of red, 1 drop of magenta, 3 drops of cyan, 2 drops of green.
Nearest safe hex - #339999. Below you can see the block with #499986 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #499986 to the mixer and play with it.