A bleached black shirt may not turn out sparkling white, but bleaching it in the required ratio with cold water gives it a second life.
How to get bleach out of black clothing. It is possible that the thread will not bleach out to white, and you will. Gently rub the area around the bleach stain with the cotton wool ball. Spread the paste on the area where the bleach stain is.
Put the cleaning solution you have mixed in a spray bottle or in a bucket as you prefer. Start from the outer edges of the stain and work your way toward the middle,. Using cold water, rinse the clothing to eliminate any remaining bleach residue.
Remove the excess bleach by rinsing your clothes with cold water. If it is still in the middle of the discolored area, then you could try using a fine tip black pen to carefully color up to the butterfly, but not over it. Soak the spotted area in cold water.
Then, start to rub the cotton wool ball from the outside of the stain towards the centre. If any stains persist (they should only be small), you can then use the rubbing alcohol method to remove them. Mix baking soda in and separate bowl.
Continue to do so until the bleach is no longer detectable. Focus on the bleach stain. Bleach stains on clothes are actually dye free area where bleach has removed the color from the fabric.
Use a wider tip pen for larger areas. Create a paste from mixing baking soda and water. Drag the rag over the stain (s) by applying it directly to the discolored areas.