Sri Lanka won the five-match One-Day International (ODI) series on Monday by beating Pakistan by two wickets in the final match.
Sri Lanka won the series 3-1, with one game abandoned due to rain.
Earlier, Pakistan had scored a competitive 247-7 after electing to bat against Sri Lanka in the fifth and final one-day international in Colombo on Monday.
Imran Farhat (56) and Umar Akmal (55 not out) scored half-centuries for Pakistan while leg-spinner Jeevan Mendis and paceman Nuwan Kulasekara each took two wickets for Sri Lanka in the day-night match.
Sri Lanka had made one change from the team which won the last match by 44 runs on Saturday, replacing Sajeewa Weerakoon with leg-spinner Jeevan Mendis.
Pakistan brought in batsman Imran Farhat and paceman Mohammad Sami in place of Younis Khan and off-spinner Saeed Ajmal.