Hex #2b816a or rgb(43,129,106) in RGB space is the tint of greenish cian. It has hue angle of 163.95 degrees, value = 51 and saturation = 67. #2b816a can be obtained by mixing 4 colors: 2 drops of red, 5 drops of cyan, 2 drops of green, 3 drops of black.
Nearest safe hex - #339966. Below you can see the block with #2b816a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2b816a to the mixer and play with it.