Hex #20282b or rgb(32,40,43) in RGB space is the tint of bluish cian. It has hue angle of 196.36 degrees, value = 17 and saturation = 26. #20282b can be obtained by mixing 4 colors: 1 drop of red, 2 drops of blue, 1 drop of green, 4 drops of black.
Nearest safe hex - #333333. Below you can see the block with #20282b color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #20282b to the mixer and play with it.