Hex #144835 or rgb(20,72,53) in RGB space is the tint of greenish cian. It has hue angle of 158.08 degrees, value = 28 and saturation = 72. #144835 can be obtained by mixing 4 colors: 1 drop of magenta, 3 drops of blue, 4 drops of green, 5 drops of black.
Nearest safe hex - #003333. Below you can see the block with #144835 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #144835 to the mixer and play with it.