There are many shades of blue, but cornflower blue is a shade of blue which is special in many ways. However, there are some discrepancies which exist as to the exact definition of cornflower blue. After all, not all cornflowers are exactly the same shade of blue. In fact, some aren't even blue! There are cornflowers that are purple, pink, and white on top of all sorts of shades of blue! That being said, there are two RGB definitions of cornflower blue: