Rasamanjari 4.9

4.9

cakrākāraṃ bhaveccakraṃ nīlavarṇaṃ halāhalam /
brāhmaṇaḥ pāṇḍurastatra kṣatriyo raktavarṇakaḥ //

cakra is wheel-shaped; halāhala is blue in colour. / Among them, the brāhmaṇa is pale; the kṣatriya is red-coloured;