Can I dye my hair over semi-permanent color?

what color should I dye parts of my hair what colors will look good <RANDOMNESS XP>

I dyed my hair permanently brown, but its faded to a more caramel colour. Now I want to go red, but after going red before, I...

I have an engagement right after Chirstmas so I went to the salon and the hair dresser put a semi permanent hair color on me....

Okay so I am putting an orange streak in my hair and I need to know what is the difference between semi permanent and permane...

where can you buy semi permanent hair dye that doesn't cost too much?

My real hair color is black with a little bit of dark brown in it and I wanted to dye it this golden brown or maybe a medium ...

does semi-permanent hair color ruin permanent hair colored highlights?

My friend and I dyed our hair blue for her sister's wedding. We used bleach to strip away any other color that would prevent ...

I used pink semi permanent hair coloring over my blond hair and I shaved my hair short and it still stayed in and I tried to...

So i woke up today and was like i wanna dye my hair so i was wondering what are some good brands for it, i dont really want i...