Hex #2b5255 or rgb(43,82,85) in RGB space is the tint of cyan. It has hue angle of 184.29 degrees, value = 33 and saturation = 49. #2b5255 can be obtained by mixing 3 colors: 1 drop of cyan, 1 drop of white, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #2b5255 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b5255 to the mixer and play with it.