If your hair is severely damaged, it will not be possible to get a color that requires pre-lightening, such as pink, without risking severe damage and breakage.
Try a color-correcting concealer. If you're using concealer to cover darkness under your eyes, try a product with a yellow hue. That will help counteract the blue and purple, and...
Lather your hair with clarifying shampoo and cover it up with a plastic processing cap. Then, heat it up with a hairdryer for 5-10 minutes, which should help the clarifying...