Yes—you are correct. that is why I was trying to see if Castro’s parents had brown eyes. It seems like his father was born in Galicia Spain, where there was a high concentration of Celts, which could potentially Give him light eyes, or give Castro’s father a heterozygous brown eye (Bb) which could be passed down to his son, Castro, which could then give Justin light eyes if he received a (b) from Fidel and a (b) from his mom.