Hex #274e4f or rgb(39,78,79) in RGB space is the tint of cyan. It has hue angle of 181.50 degrees, value = 31 and saturation = 51. #274e4f can be obtained by mixing 4 colors: 2 drops of magenta, 4 drops of blue, 4 drops of green, 3 drops of black.
Nearest safe hex - #336666. Below you can see the block with #274e4f color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #274e4f to the mixer and play with it.