Apple cider vinegar & baking soda.
Purple shampoo over green hair. The opposite color to green is red, so red dye over green hair will cancel the green. Shampoo infused with purple hues is designed to help correct yellow or warm tones in white or blonde hair colors. Mix 1/2 cup of water with 1/4 cup of vinegar in a bowl.
Purple shampoos are designed to neutralize yellow tones and won’t provide the same. Instead of opting for a purple dye shampoo, go for the red one since it will easily help in deducting the chlorine and copper from the green hair. If it does turn purple, don’t worry.
In dark hair, green shampoo neutralizes red tones by depositing colour. Any dye of red (also pink and purple) color that does not contain hydrogen peroxide. Basic art skills…looking at a color wheel angst is opposite of green?
Many people have fallen in love with it for its ability to wash away yellow. The purple helps to cool down brassy, gold or yellow. So if you add red to green it will create a neutral brown or tan.
Green hair is not fixed by purple shampoo, and the color wheel clarifies the reason. Left it a few months, went to bleach the fringe but the green has come through! Unfortunately, purple shampoo won’t be able to cancel out any green tones in your hair.
And on the color wheel, purple sits on the opposite side of yellow. Let it fizzle for another two to three. A gentle purple shampoo enriched with jojoba oil, antioxidants, and pro.