Hex #2b4b47 or rgb(43,75,71) in RGB space is the tint of cyan. It has hue angle of 172.50 degrees, value = 29 and saturation = 43. #2b4b47 can be obtained by mixing 4 colors: 2 drops of red, 5 drops of blue, 3 drops of green, 2 drops of black.
Nearest safe hex - #333333. Below you can see the block with #2b4b47 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b4b47 to the mixer and play with it.