Hex #6299a4 or rgb(98,153,164) in RGB space is the tint of bluish cian. It has hue angle of 190.00 degrees, value = 64 and saturation = 40. #6299a4 can be obtained by mixing 4 colors: 5 drops of blue, 2 drops of green, 5 drops of white, 1 drop of black.
Nearest safe hex - #669999. Below you can see the block with #6299a4 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #6299a4 to the mixer and play with it.