Hex #717d84 or rgb(113,125,132) in RGB space is the tint of bluish cian. It has hue angle of 202.11 degrees, value = 52 and saturation = 14. #717d84 can be obtained by mixing 4 colors: 3 drops of red, 1 drop of magenta, 4 drops of cyan, 1 drop of green.
Nearest safe hex - #666699. Below you can see the block with #717d84 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #717d84 to the mixer and play with it.