Hex #629797 or rgb(98,151,151) in RGB space is the tint of cyan. It has hue angle of 180.00 degrees, value = 59 and saturation = 35. #629797 can be obtained by mixing 4 colors: 1 drop of yellow, 4 drops of magenta, 5 drops of cyan, 3 drops of green.
Nearest safe hex - #669999. Below you can see the block with #629797 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #629797 to the mixer and play with it.