Hex #378474 or rgb(55,132,116) in RGB space is the tint of greenish cian. It has hue angle of 167.53 degrees, value = 52 and saturation = 58. #378474 can be obtained by mixing 4 colors: 5 drops of blue, 4 drops of green, 3 drops of white, 2 drops of black.
Nearest safe hex - #339966. Below you can see the block with #378474 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #378474 to the mixer and play with it.