Hex #6a7980 or rgb(106,121,128) in RGB space is the tint of bluish cian. It has hue angle of 199.09 degrees, value = 50 and saturation = 17. #6a7980 can be obtained by mixing 4 colors: 3 drops of magenta, 3 drops of blue, 4 drops of green, 2 drops of white.
Nearest safe hex - #666699. Below you can see the block with #6a7980 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6a7980 to the mixer and play with it.