Hex #497b5b or rgb(73,123,91) in RGB space is the tint of bluish green. It has hue angle of 141.60 degrees, value = 48 and saturation = 41. #497b5b can be obtained by mixing 4 colors: 4 drops of red, 5 drops of cyan, 3 drops of green, 2 drops of black.
Nearest safe hex - #336666. Below you can see the block with #497b5b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #497b5b to the mixer and play with it.