Answer: Yellowish
Notes: Ain-i-Akbari, a book by Abu'l-Fazl, describes that the river Ganga and river Sarwasati (Sarsuti) streams of lower Bengal had different flows. According to the footnotes of this book, the colour of the water of the Sarawasati was white, the colour of another stream named Jamuna was blue, and the colour of the Ganga was muddy and yellowish.
