Hex #6da6b7 or rgb(109,166,183) in RGB space is the tint of bluish cian. It has hue angle of 193.78 degrees, value = 72 and saturation = 40. #6da6b7 can be obtained by mixing 3 colors: 3 drops of blue, 1 drop of green, 3 drops of white.
Nearest safe hex - #6699cc. Below you can see the block with #6da6b7 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6da6b7 to the mixer and play with it.