Hex #629490 or rgb(98,148,144) in RGB space is the tint of cyan. It has hue angle of 175.20 degrees, value = 58 and saturation = 34. #629490 can be obtained by mixing 4 colors: 1 drop of red, 5 drops of blue, 3 drops of green, 4 drops of white.
Nearest safe hex - #669999. Below you can see the block with #629490 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #629490 to the mixer and play with it.