Hex #147555 or rgb(20,117,85) in RGB space is the tint of greenish cian. It has hue angle of 160.21 degrees, value = 46 and saturation = 83. #147555 can be obtained by mixing 4 colors: 5 drops of blue, 5 drops of green, 1 drop of white, 2 drops of black.
Nearest safe hex - #006666. Below you can see the block with #147555 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #147555 to the mixer and play with it.