Hex #40776a or rgb(64,119,106) in RGB space is the tint of greenish cian. It has hue angle of 165.82 degrees, value = 47 and saturation = 46. #40776a can be obtained by mixing 4 colors: 1 drop of yellow, 2 drops of red, 5 drops of cyan, 4 drops of black.
Nearest safe hex - #336666. Below you can see the block with #40776a color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #40776a to the mixer and play with it.