ACST to SLST
Convert Australian Central Time — Adelaide to Sri Lanka Time — Colombo — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Adelaide, it's 5:00 AM in Colombo. Colombo is 4 hours behind Adelaide. Use the converter above to turn any ACST time into SLST, or scan the hour-by-hour table below for the full day.
ACST to SLST at a glance
Planning a meeting between Adelaide and Colombo
Planning a call between Adelaide and Colombo? The best overlap during a standard 9-to-5 workday runs 1:00 PM–5:00 PM ACST (9:00 AM–1:00 PM SLST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Adelaide to Colombo
A full day mapped from ACST to SLST.
Frequently asked
Is Colombo ahead of or behind Adelaide?
Colombo is 4 hours behind Adelaide.
What is 12:00 PM ACST in SLST?
12:00 PM in Adelaide is 8:00 AM in Colombo.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so ACST and SLST automatically reflect the correct daylight-saving offset for the current date.