Found 2 exchanges where Rainbow is traded. As of 7 September, the best price to buy Rainbow — €0.0268 — is on Coinbase Pro, the venue with the highest trading volume for the RNBW/USD pair (707.9 ths. EUR).
The maximum daily trading volume is observed in the RNBW/USD trading pair at Coinbase Pro and reaches € 707 897.27 (0.0605% of the exchange's total trading volumes) at the price € 0.0268 per 1 RNBW.