Hex #2b6979 or rgb(43,105,121) in RGB space is the tint of bluish cian. It has hue angle of 192.31 degrees, value = 47 and saturation = 64. #2b6979 can be obtained by mixing 4 colors: 2 drops of red, 1 drop of blue, 5 drops of cyan, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #2b6979 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b6979 to the mixer and play with it.