Hex #7689a4 or rgb(118,137,164) in RGB space is the tint of blue. It has hue angle of 215.22 degrees, value = 64 and saturation = 28. #7689a4 can be obtained by mixing 4 colors: 1 drop of yellow, 5 drops of magenta, 5 drops of cyan, 2 drops of green.
Nearest safe hex - #669999. Below you can see the block with #7689a4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #7689a4 to the mixer and play with it.