Hex #004144 or rgb(0,65,68) in RGB space is the tint of cyan. It has hue angle of 182.65 degrees, value = 27 and saturation = 100. #004144 can be obtained by mixing 3 colors: 2 drops of blue, 1 drop of green, 2 drops of black.
Nearest safe hex - #003333. Below you can see the block with #004144 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #004144 to the mixer and play with it.