Sri Lanka captain Dasun Shanaka won the toss and opted to bat first in the 1st ODI against South Africa in Colombo. 

Playing XI: 

Sri Lanka - Avishka Fernando, Minod Bhanuka(w), Bhanuka Rajapaksa, Dhananjaya de Silva, Charith Asalanka, Dasun Shanaka(c), Wanindu Hasaranga, Chamika Karunaratne, Dushmantha Chameera, Akila Dananjaya, Praveen Jayawickrama

South Africa - Aiden Markram, Janneman Malan, Temba Bavuma(c), Rassie van der Dussen, Kyle Verreynne, Heinrich Klaasen(w), Andile Phehlukwayo, Keshav Maharaj, Kagiso Rabada, Anrich Nortje, Tabraiz Shamsi