Hex #339877 or rgb(51,152,119) in RGB space is the tint of greenish cian. It has hue angle of 160.40 degrees, value = 60 and saturation = 66. #339877 can be obtained by mixing 3 colors: 2 drops of blue, 2 drops of green, 1 drop of white.
Nearest safe hex - #339966. Below you can see the block with #339877 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #339877 to the mixer and play with it.