Hex #499a5b or rgb(73,154,91) in RGB space is the tint of bluish green. It has hue angle of 133.33 degrees, value = 60 and saturation = 53. #499a5b can be obtained by mixing 4 colors: 1 drop of cyan, 5 drops of green, 4 drops of white, 4 drops of black.
Nearest safe hex - #339966. Below you can see the block with #499a5b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #499a5b to the mixer and play with it.