Colombo is 3 hours 30 minutes behind Hong Kong. At noon in Colombo, your contact in Hong Kong sees 14:00.
Colombo observes Asia/Colombo and Hong Kong observes Asia/Hong_Kong — a 2.5 hours 30 minutes gap between them.
Business hours comparison
Colombo and Hong Kong share 5.5 hours of overlapping business hours daily — enough for real-time collaboration without anyone joining at odd hours.
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Colombo
Hong Kong
Overlap (5.5h)
Meeting time recommendations
Colombo and Hong Kong share 5.5 hours of business hours overlap daily. Showing the 3 most balanced slots — see the time table below for the full window.
09:00 Colombo / 11:00 Hong Kong✓ Both working
10:00 Colombo / 12:00 Hong Kong✓ Both working
11:00 Colombo / 13:00 Hong Kong✓ Both working
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Public holidays for both locations
Colombo
No upcoming public holidays this year.
Hong Kong6 holidays
Jul 1Hong Kong Special Administrative Region Establishment DaySOON
Sep 26Day following the Mid-Autumn Festival
Oct 1National Day
Oct 19Chung Yeung Festival
Dec 25Christmas Day
Scheduling between Colombo and Hong Kong
Teams in Colombo (Sri Lanka) and Hong Kong (Hong Kong) face a 2.5-hour time difference day to day. A 5.5-hour shared business hours window makes real-time meetings feasible for both sides within their normal working day.
💡 Scheduling tips for these locations
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Schedule at 09:00–10:00 (Colombo) for a 11:00–12:00 slot in Hong Kong — the sweet spot where both teams are working.
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Schedule at 10:00–11:00 (Colombo) for a 12:00–13:00 slot in Hong Kong — the sweet spot where both teams are working.
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Schedule at 11:00–12:00 (Colombo) for a 13:00–14:00 slot in Hong Kong — the sweet spot where both teams are working.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any Colombo time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
