If you are from a part of the world where people are a lot darker than we are in Sweden, it might well be that hair which we consider fairly dark is pretty light in your opinion. I found a reference from a 1935 study: Hair color in Sweden ca. read more
Light eyes prevail among the ethnic Swedish people and blue eyes in particular (as exemplified below in the picture) accounts for half and is the most common eye colour. The rest (30%+) of light eyes comes in various shades of gray and green. Hair colour range is usually from platinum-blond to light or medium brown, with quite a few redheads. read more
Even many people outside Europe with dark hair in reality have dark brown hair, with brown highlights as opposed to true black hair which looks blue/purple in the sun. And again very dark hair is not the most common hair color among the average British. read more
But you dont see it happening among"germanics", swedes, danes, norwegians, dutch, northern germans with hair darker than light/medium brown are uncommon, even darkbrown is not that common (naturally) in those places, let alone black hair. read more