THE WELSH derby matches in the first three rounds of the new Rainbow Cup will be shown on S4C.

All six derby matches in the new competition will be shown in full later on in the day, as deferred broadcasts, by Clwb Rygbi.

In round one, Ospreys host Cardiff Blues at the Liberty Stadium on Saturday 24 April, with coverage being shown at 8.35pm. On Sunday 25 April, Dragons take on Scarlets at Rodney Parade, with Clwb Rygbi coverage getting underway at 5.30pm.

Scarlets welcome Ospreys on Saturday 8 May, with coverage being shown at 9.40pm, while on Sunday 9 May, Cardiff Blues face Dragons at the Arms Park, with the match being shown at 5.30pm.

On Saturday 15 May, coverage of Scarlets v Cardiff Blues will be shown on 7.30pm, and on Sunday 16 May, full coverage of Dragons v Ospreys will be shown at 5.30pm.

Clwb Rygbi is produced by BBC Cymru.