Hex #2779a4 or rgb(39,121,164) in RGB space is the tint of bluish cian. It has hue angle of 200.64 degrees, value = 64 and saturation = 76. #2779a4 can be obtained by mixing 4 colors: 5 drops of blue, 3 drops of cyan, 2 drops of white, 3 drops of black.
Nearest safe hex - #336699. Below you can see the block with #2779a4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #2779a4 to the mixer and play with it.