Time Comparison
Comparing time between Colombo and Istanbul? Find the best time to call, schedule meetings, and understand the exact time difference.
Colombo is 2.5 hours behind Istanbul. Review the overlapping business hours below to ensure seamless cross-timezone collaboration.
04:29:04
Monday, March 23, 2026
Colombo, Sri Lanka
Asia/Colombo
Standard Time
UTC+5:3001:59:04
Monday, March 23, 2026
Istanbul, Turkey
Europe/Istanbul
Standard Time
UTC+3Time Difference: 2.5 hours behind
24-Hour Timeline Comparison
Colombo
5.5
8.5
11.5
14.5
17.5
20.5
23.5
2.5
Istanbul
03
06
09
12
15
18
21
00
Working Hours Overlap
Working hours (9-17)
Daytime (6-22)
Night (22-6)
Overlap
Current hour
Best time to call from Colombo to Istanbul
Colombo
11.5:00
↕
Istanbul
09:00
Colombo
12.5:00
↕
Istanbul
10:00
Colombo
13.5:00
↕
Istanbul
11:00
Colombo
14.5:00
↕
Istanbul
12:00
Colombo
15.5:00
↕
Istanbul
13:00
Colombo
16.5:00
↕
Istanbul
14:00
Overlap Hours
Business Hours (9AM-5PM)
| UTC | Colombo | Istanbul |
|---|---|---|
| 00:00 | 5.5:00 | 03:00 |
| 01:00 | 6.5:00 | 04:00 |
| 02:00 | 7.5:00 | 05:00 |
| 03:00 | 8.5:00 | 06:00 |
| 04:00 | 9.5:00 | 07:00 |
| 05:00 | 10.5:00 | 08:00 |
| 06:00 | 11.5:00 | 09:00 |
| 07:00 | 12.5:00 | 10:00 |
| 08:00 | 13.5:00 | 11:00 |
| 09:00 | 14.5:00 | 12:00 |
| 10:00 | 15.5:00 | 13:00 |
| 11:00 | 16.5:00 | 14:00 |
| 12:00 | 17.5:00 | 15:00 |
| 13:00 | 18.5:00 | 16:00 |
| 14:00 | 19.5:00 | 17:00 |
| 15:00 | 20.5:00 | 18:00 |
| 16:00 | 21.5:00 | 19:00 |
| 17:00 | 22.5:00 | 20:00 |
| 18:00 | 23.5:00 | 21:00 |
| 19:00 | 0.5:00 | 22:00 |
| 20:00 | 1.5:00 | 23:00 |
| 21:00 | 2.5:00 | 00:00 |
| 22:00 | 3.5:00 | 01:00 |
| 23:00 | 4.5:00 | 02:00 |