If you want to change your hair colour but you are afraid not to damage it,you can use natural ways to lighten or darken your natural hair colour.
If you are a natural blonde or you have brown hair and you want it lighter to blonde,rinse your hair with an infusion of chamomile and lemon.Boil the chamomile in hot water,add lemon juice and after you wash your hair,rinse it with this infusion. If you reapeat this every time you wash your hair,in time the hair will become blonde.
If you want a red hair shadow,you can use red onion skins and yellow onion skins for a rusty colour. Boil them in water and rinse your hair with this liquid after you washed it. This works for natural hair light colours.
If you want to darken your hair, boil in water green nutshells and rinse your hair with this infusion or you can use sage infusion.
I know many girls who color their hair just with these natural ingredients and it really works.
If you want to see real effects on your hair,repeat this every time you wash your hair