Hex #6d8b92 or rgb(109,139,146) in RGB space is the tint of bluish cian. It has hue angle of 191.35 degrees, value = 57 and saturation = 25. #6d8b92 can be obtained by mixing 4 colors: 3 drops of red, 5 drops of cyan, 3 drops of white, 3 drops of black.
Nearest safe hex - #669999. Below you can see the block with #6d8b92 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6d8b92 to the mixer and play with it.