COT to Brazil
+2hCOT
COTSOURCEBrazil
BRTGreen rows indicate typical business hours (9 AM - 5 PM)
COT and BRT on the World Map
The map below highlights the COT (Colombia Time) and BRT (Brasilia Time) timezone regions across the globe.
COT – Colombia Time
UTC-05:00Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.
- •Colombia does not observe daylight saving time.
- •COT is the same offset as EST (UTC-05:00).
- •Bogotá sits at 2,640m elevation, making it one of the highest capital cities.
BRT – Brasilia Time
UTC-03:00Brasilia Time (BRT) is the time zone for eastern Brazil, 3 hours behind UTC.
- •Brazil abolished daylight saving time in 2019.
- •São Paulo is the largest city in the Southern Hemisphere.
- •BRT is 2 hours ahead of EST.
- •Brazil spans four different time zones.
- •The B3 stock exchange in São Paulo operates on BRT.
COT vs Brazil: Offsets, DST and Best Call Times
COT runs on Colombia Time (COT) at UTC-05:00. Brazil runs on Brasilia Standard Time (BRT) at UTC-03:00. That puts COT 2 hours ahead of Brazil — a difference of +2h at the current offsets.
In practice, when it is 9:00 AM in COT it is 11:00 AM in Brazil. Midnight in COT is 2:00 AM in Brazil. Neither zone observes daylight saving time, so the offset between them stays constant all year.
COT to Brazil time conversion table
| COT (COT) | Brazil (BRT) | Day |
|---|---|---|
| 12:00 AM | 2:00 AM | same day |
| 6:00 AM | 8:00 AM | same day |
| 7:00 AM | 9:00 AM | same day |
| 8:00 AM | 10:00 AM | same day |
| 9:00 AM | 11:00 AM | same day |
| 12:00 PM | 2:00 PM | same day |
| 3:00 PM | 5:00 PM | same day |
| 5:00 PM | 7:00 PM | same day |
| 6:00 PM | 8:00 PM | same day |
| 9:00 PM | 11:00 PM | same day |
Why people convert COT to Brazil time
- Scheduling a call from COT to Brazil: a 10:00 AM start in COT lands at 12:00 PM in Brazil, so you can confirm the slot without doing the arithmetic yourself.
- Finding shared working hours: both COT and Brazil are inside the 9-to-5 working day between 9:00 AM and 3:00 PM COT time (11:00 AM–5:00 PM BRT). That is roughly 6 hours of usable overlap.
- Coordinating a COT-based team with Brazil contacts: quoting times in the other side's local clock — not your own — removes the single biggest source of missed meetings.
- Always state the zone abbreviation, not just the hour. "3:00 PM COT" is unambiguous; "3 PM" across a +2h gap is not.
- Block 9:00 AM–3:00 PM COT as the recurring meeting window if you work primarily from COT and need Brazil colleagues present.
About COT (Colombia Time)
Colombia Time (COT) is used throughout Colombia. Colombia does not observe daylight saving time. COT shares the same offset as EST (UTC-05:00). Bogotá, the capital, is one of the largest cities in South America.
About BRT (Brasilia Time)
Brasilia Time (BRT) is the standard time in the most populous regions of Brazil, including São Paulo, Rio de Janeiro, and the capital Brasília. Brazil abolished daylight saving time in 2019, so BRT is now observed year-round in these regions. Brazil spans four time zones in total.
Best time to call between COT and Brazil
Both COT and Brazil sit inside the 9 AM – 5 PM working day between 9:00 AM–3:00 PM COT, which is 11:00 AM–5:00 PM BRT. That gives roughly 6 hours of shared time — the safest window for a live call or meeting.
Business hours overlap
COT and Brazil share 6 hours of working-hours overlap (9:00 AM–3:00 PM COT), so scheduling a live meeting is straightforward.
COT is 2 hours ahead of Brazil (COT UTC-05:00 → BRT UTC-03:00). The shared working window is 9:00 AM–3:00 PM COT. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between COT and Brazil?
COT (COT, UTC-05:00) is 2 hours ahead of Brazil (BRT, UTC-03:00). The gap is currently +2h.
How do I convert COT time to Brazil time?
Add +2h to COT local time. For example, 9:00 AM in COT is 11:00 AM in Brazil.
What time is it in Brazil right now?
Brazil uses BRT at UTC-03:00. Use the live converter at the top of this page — it updates in real time and already accounts for the +2h offset from COT.
What is the best time to call Brazil from COT?
Call between 9:00 AM and 3:00 PM COT — that maps to 11:00 AM–5:00 PM BRT and keeps both parties inside the working day.
Which is ahead, COT or Brazil?
COT is 2 hours ahead of Brazil. When it is 12:00 PM in COT it is 2:00 PM in Brazil.
Do COT and Brazil use different time zones?
COT uses COT at UTC-05:00, while Brazil (Brazil) uses BRT at UTC-03:00. The IANA identifiers are America/Bogota and America/Sao_Paulo.
Does daylight saving time affect the COT–Brazil difference?
Neither zone observes daylight saving time, so the +2h offset between COT and Brazil is fixed all year.
Which other cities share COT's time zone?
COT also covers Bogotá, Medellín, Cali, Barranquilla, Cartagena.
Which countries use COT, COT's zone?
COT is used in Colombia.
Is there a day difference between COT and Brazil?
Not normally. The +2h gap only pushes the date over for late-evening times.
What is the time difference between COT and Brazil?
Brazil is +2h from COT.
What timezone is COT in?
COT operates on its local timezone.
What timezone is Brazil in?
Brazil operates on its local timezone.
Which countries use COT (Colombia Time)?
COT is used in Colombia.
Does COT observe daylight saving time?
No, COT does not observe daylight saving time and remains at UTC-05:00 year-round.
What are some interesting facts about COT?
Colombia does not observe daylight saving time. COT is the same offset as EST (UTC-05:00).
Which cities are in the BRT timezone?
Major cities in the BRT timezone include São Paulo, Rio de Janeiro, Brasília, Belo Horizonte, Salvador, Fortaleza, Recife, Curitiba.
What is the UTC offset for BRT?
Brasilia Time (BRT) is at UTC-03:00.
What should I know about the BRT timezone?
Brazil abolished daylight saving time in 2019. São Paulo is the largest city in the Southern Hemisphere.
When is it midnight in COT, what time is it in Brazil?
When it is 12:00 AM (midnight) in COT (COT), it is +2h later in Brazil (BRT).
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