Hex #277c55 or rgb(39,124,85) in RGB space is the tint of teal. It has hue angle of 152.47 degrees, value = 49 and saturation = 69. #277c55 can be obtained by mixing 4 colors: 2 drops of magenta, 3 drops of cyan, 5 drops of green, 3 drops of black.
Nearest safe hex - #336666. Below you can see the block with #277c55 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #277c55 to the mixer and play with it.