Hex #77868e or rgb(119,134,142) in RGB space is the tint of bluish cian. It has hue angle of 200.87 degrees, value = 56 and saturation = 16. #77868e can be obtained by mixing 4 colors: 4 drops of yellow, 3 drops of magenta, 5 drops of blue, 3 drops of cyan.
Nearest safe hex - #669999. Below you can see the block with #77868e color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #77868e to the mixer and play with it.