They can heck off! Our Christ is 600 years old, no way we are changing it because some supremacists are butthurt.
Also I think in Spain we tend to portray him darker than in the US as well:
http://2.bp.blogspot.com/-7BdNvaMz63w/T01tq7FfwOI/AAAAAAAApb0/Ju2ThGY18Hc/s1600/IMG_2880.JPG
http://www.semanasantapamplona.org/oldweb/images/caida11_480.jpg
http://kilometrosquecuentan.com/wp-content/uploads/2017/04/semana-santa-cristo-sevilla.jpg
I'm definitely not used to the blonde, extra pale and blue-eyed Christ I see sometimes with Americans.