Hex #509e80 or rgb(80,158,128) in RGB space is the tint of teal. It has hue angle of 156.92 degrees, value = 62 and saturation = 49. #509e80 can be obtained by mixing 4 colors: 3 drops of cyan, 3 drops of green, 5 drops of white, 5 drops of black.
Nearest safe hex - #669999. Below you can see the block with #509e80 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #509e80 to the mixer and play with it.