Purity: Is a Faint Bloodstain Left After Washing Considered Najis?

Practical Laws of Islam as per the teachings of Imam Khamenei

Purity: Is a Faint Bloodstain Left After Washing Considered Najis?

English:

Question #267:

If a faint bloodstain remains on the dress after it has been washed, is that faint-colored stain najis?

Answer #267:

If it is not the blood itself and only the color remains, it is pure.

-Imam Khamenei, Practical Laws of Islam, Rules of Najis Substances