Hex #789a7d or rgb(120,154,125) in RGB space is the tint of bluish green. It has hue angle of 128.82 degrees, value = 60 and saturation = 22. #789a7d can be obtained by mixing 4 colors: 3 drops of yellow, 5 drops of magenta, 5 drops of cyan, 4 drops of green.
Nearest safe hex - #669966. Below you can see the block with #789a7d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #789a7d to the mixer and play with it.