Hex #126f98 or rgb(18,111,152) in RGB space is the tint of bluish cian. It has hue angle of 198.36 degrees, value = 60 and saturation = 88. #126f98 can be obtained by mixing 4 colors: 5 drops of blue, 4 drops of cyan, 1 drop of white, 4 drops of black.
Nearest safe hex - #006699. Below you can see the block with #126f98 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #126f98 to the mixer and play with it.