Hex #203b40 or rgb(32,59,64) in RGB space is the tint of bluish cian. It has hue angle of 189.38 degrees, value = 25 and saturation = 50. #203b40 can be obtained by mixing 3 colors: 1 drop of red, 2 drops of cyan, 5 drops of black.
Nearest safe hex - #333333. Below you can see the block with #203b40 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #203b40 to the mixer and play with it.