Baron Charles hugel visited Lahore in 1836. He wrote a book 'travels in Kashmir and the Punjab'. It can be downloaded at
https://archive.org/details/TravelsInKashmirAndThePanjabBaronCharlesHugel
His quotes:
1. The court colour of the
Durbar is yellow or green ; and the chiefs and officers were all clothed in yellow garments of the wool of Kashmir, except Hira Singh, who wore a satin dress of light green and pink.