Hex #6d8992 or rgb(109,137,146) in RGB space is the tint of bluish cian. It has hue angle of 194.59 degrees, value = 57 and saturation = 25. #6d8992 can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of blue, 2 drops of white, 1 drop of black.
Nearest safe hex - #669999. Below you can see the block with #6d8992 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6d8992 to the mixer and play with it.