Hex #2b9ca3 or rgb(43,156,163) in RGB space is the tint of cyan. It has hue angle of 183.50 degrees, value = 64 and saturation = 74. #2b9ca3 can be obtained by mixing 4 colors: 2 drops of magenta, 2 drops of blue, 5 drops of cyan, 3 drops of green.
Nearest safe hex - #339999. Below you can see the block with #2b9ca3 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b9ca3 to the mixer and play with it.