Well I died my hair brown thinking it was going to come out brunette,but it didn't I dye it 4 days ago and I neede it to get it out... I washed it with clothing detewrgent and when I was washing it some color was caming out.. but it looks the same any help here

It will take time for it to strip out. You have to use it a fair few times to see results.
If you carry on using the detergent please remember to condition your hair thoroughly afterwards as it will most likely become very dry.