Hex #279190 or rgb(39,145,144) in RGB space is the tint of cyan. It has hue angle of 179.43 degrees, value = 57 and saturation = 73. #279190 can be obtained by mixing 4 colors: 2 drops of magenta, 3 drops of blue, 4 drops of cyan, 4 drops of green.
Nearest safe hex - #339999. Below you can see the block with #279190 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #279190 to the mixer and play with it.