Yes, that beautiful honey blond you sported as a child can likely be reproduced down to the last highlight, but your skin tone has changed through the years, as has the way you wear your hair. And these factors, among others, will make the color look slightly different on you now. Or if you’ve brought in a photo of Cameron Diaz-but you have olive skin and dark eyes-even a perfect replica of her California blonde won’t look remotely similar on you.