Hex #627583 or rgb(98,117,131) in RGB space is the tint of blue. It has hue angle of 205.45 degrees, value = 51 and saturation = 25. #627583 can be obtained by mixing 4 colors: 3 drops of magenta, 4 drops of blue, 4 drops of green, 2 drops of white.
Nearest safe hex - #666699. Below you can see the block with #627583 color and its structure: in procentage ratio and in drops of pigments. Click "TRY" button to move #627583 to the mixer and play with it.