Hex #125931 or rgb(18,89,49) in RGB space is the tint of teal. It has hue angle of 146.20 degrees, value = 35 and saturation = 80. #125931 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of blue, 4 drops of green, 5 drops of black.
Nearest safe hex - #006633. Below you can see the block with #125931 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #125931 to the mixer and play with it.