to be the case, so it is only a theory. Bulma’s lab had run out of black dye, so she mixed it with something else to make more colors like pink or purple, but ended up making blue instead! A fourth possibility could be because when Goku died in battle against Cell, some say he may have been wearing armor made by King Piccolo which would account for why Trunks’ has green eyes and bluish-black hair. However, there are no concrete facts we can find stating this to be the case, so it is only a theory. This second one is that Trunks’ future self came back to warn him about what would happen in the future and he dyed his hair blue is the case, so we can’t say for sure.
Footnote: A fifth theory is that Trunks had an “accident” on a carpet and they dyed his hair blue to cover it up! However this story has no evidence of ever happening in the show or manga, so there’s not much more you can do with this one. It just seems like a way to make excuses when your kid gets something spilled on them. So I don’t recommend using this one unless you want everyone at school laughing about how stupid your child was..
This blog post would then go into discussing each possibility given above as well as presenting some facts about why he might be blue due to other theories and problems within these theories themselves (all whileThe anime “Dragon Ball Z” is filled with many mysteries, but one of the most popular ones is why Trunks’ hair is blue. The answer to this question has been debated for over 20 years now and there are still no definitive answers. To give you a few clues about what may have happened, we will go through some fan theories that attempt to explain his hair color!
The first theory is that the blue hair was passed down from Vegeta. The second one is that Trunks’ future self came back to warn him about what would happen in the future and he dyed his hair blue as a result of this. A third theory is that Bulma’s lab had run out of black dye, so she mixed it with something else to make more colors like pink or purple, but ended up making blue instead!
A fourth possibility could be because when Goku died in battle against Cell, some say he may have been wearing armor made by King Piccolo which would account for why Trunk’s has green eyes and bluish-black hair. However, there are no concrete facts we can find stating this