The Hindi word for black is
काला

Translations for black and their definitions

काला	©
1. adj. (colour) black
2. adj. dirty, grimy
3. adj. (sometimes offensive) black (having dark skin)
4. adj. great, terrible, fearful
5. n. black color
6. n. (colloquial) Indian cobra
7. n. (colloquial, antiquated) a sepoy

Pronunciation