Hex #627176 or rgb(98,113,118) in RGB space is the tint of bluish cian. It has hue angle of 195.00 degrees, value = 46 and saturation = 17. #627176 can be obtained by mixing 4 colors: 1 drop of yellow, 3 drops of blue, 4 drops of white, 5 drops of black.
Nearest safe hex - #666666. Below you can see the block with #627176 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #627176 to the mixer and play with it.