Hex #00633e or rgb(0,99,62) in RGB space is the tint of greenish cian. It has hue angle of 157.58 degrees, value = 39 and saturation = 100. #00633e can be obtained by mixing 4 colors: 1 drop of blue, 2 drops of cyan, 3 drops of green, 5 drops of black.
Nearest safe hex - #006633. Below you can see the block with #00633e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #00633e to the mixer and play with it.