Hex #279ecb or rgb(39,158,203) in RGB space is the tint of bluish cian. It has hue angle of 196.46 degrees, value = 80 and saturation = 81. #279ecb can be obtained by mixing 4 colors: 5 drops of blue, 5 drops of cyan, 2 drops of white, 1 drop of black.
Nearest safe hex - #3399cc. Below you can see the block with #279ecb color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #279ecb to the mixer and play with it.