Hex #202f2b or rgb(32,47,43) in RGB space is the tint of greenish cian. It has hue angle of 164.00 degrees, value = 18 and saturation = 32. #202f2b can be obtained by mixing 3 colors: 1 drop of yellow, 2 drops of blue, 5 drops of black.
Nearest safe hex - #333333. Below you can see the block with #202f2b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #202f2b to the mixer and play with it.