Hex #128849 or rgb(18,136,73) in RGB space is the tint of teal. It has hue angle of 147.97 degrees, value = 53 and saturation = 87. #128849 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of cyan, 4 drops of green, 5 drops of black.
Nearest safe hex - #009933. Below you can see the block with #128849 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #128849 to the mixer and play with it.