Hex #66ba99 or rgb(102,186,153) in RGB space is the tint of teal. It has hue angle of 156.43 degrees, value = 73 and saturation = 45. #66ba99 can be obtained by mixing 4 colors: 1 drop of cyan, 1 drop of green, 2 drops of white, 1 drop of black.
Nearest safe hex - #66cc99. Below you can see the block with #66ba99 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #66ba99 to the mixer and play with it.