Hex #12ae8c or rgb(18,174,140) in RGB space is the tint of greenish cian. It has hue angle of 166.92 degrees, value = 68 and saturation = 90. #12ae8c can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of blue, 5 drops of cyan, 4 drops of green.
Nearest safe hex - #009999. Below you can see the block with #12ae8c color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #12ae8c to the mixer and play with it.