Hex #004b3e or rgb(0,75,62) in RGB space is the tint of greenish cian. It has hue angle of 169.60 degrees, value = 29 and saturation = 100. #004b3e can be obtained by mixing 3 colors: 4 drops of blue, 3 drops of green, 4 drops of black.
Nearest safe hex - #003333. Below you can see the block with #004b3e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #004b3e to the mixer and play with it.