Hex #2b6e5d or rgb(43,110,93) in RGB space is the tint of greenish cian. It has hue angle of 164.78 degrees, value = 43 and saturation = 61. #2b6e5d can be obtained by mixing 4 colors: 2 drops of red, 5 drops of blue, 1 drop of cyan, 4 drops of green.
Nearest safe hex - #336666. Below you can see the block with #2b6e5d color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b6e5d to the mixer and play with it.