Does it account for Daylight Saving Time?

Yes, our converter uses the IANA timezone database, which includes all current DST rules for every timezone in the world.

UTC (Coordinated Universal Time) is the primary time standard by which the world regulates clocks. All timezones are defined as offsets from UTC.

Can I compare multiple timezones at once?

Yes, you can add multiple cities or timezones and see the equivalent times side by side.

How many timezones are there in the world?

There are 38 distinct UTC offsets in use, ranging from UTC-12 to UTC+14. This includes half-hour (UTC+5:30 India, UTC+9:30 Australia) and 45-minute offsets (UTC+5:45 Nepal, UTC+8:45 Australia).

What is the International Date Line?

The International Date Line (IDL) runs roughly along the 180° meridian in the Pacific Ocean. When you cross it westward, you gain a day; crossing eastward, you lose a day.

Why do some timezones have 30 or 45 minute offsets?

Countries chose offsets that best matched their solar noon. India uses UTC+5:30 and Nepal uses UTC+5:45 because standard hourly offsets didn't align well with their geography.

Which country has the most timezones?

France has the most (12 timezones) due to overseas territories. Russia spans 11 timezones. The US has 6 (including Hawaii and Alaska).

India to Colombia

-10h 30m

India

ISTSOURCE

UTC+05:30

HH12

MM00

12:00 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Colombia

COT

UTC-05:00

HH01

MM30

01:30 (24-hr)

12 AM6 AM12 PM6 PM12 AM

Quick Reference

Time Conversion Table

India

Colombia

12:00 AM

1:30 PM-1

2:00 AM

3:30 PM-1

4:00 AM

5:30 PM-1

6:00 AM

7:30 PM-1

8:00 AM

9:30 PM-1

10:00 AM

11:30 PM-1

12:00 PM

1:30 AM

2:00 PM

3:30 AM

4:00 PM

5:30 AM

6:00 PM

7:30 AM

8:00 PM

9:30 AM

10:00 PM

11:30 AM

Green rows indicate typical business hours (9 AM - 5 PM)

IST and COT on the World Map

The map below highlights the IST (India Standard Time) and COT (Colombia Time) timezone regions across the globe.

IST Zone

→

COT Zone

Explore all world timezones interactively →

IST – India Standard Time

UTC+05:30

India Standard Time (IST) is the time zone for India and Sri Lanka, 5 hours and 30 minutes ahead of UTC.

Countries in IST

IndiaSri Lanka

Major Cities in IST

MumbaiDelhiBangaloreKolkataChennaiHyderabadPuneAhmedabadColomboJaipurLucknowSurat

Key Facts about IST

•India is 10 hours 30 minutes ahead of EST and 5 hours 30 minutes ahead of GMT.
•India uses a single time zone despite spanning 30° of longitude.
•IST is one of only a handful of time zones with a 30-minute offset.
•IST is the most populous single time zone in the world with over 1.4 billion people.
•The Bombay Stock Exchange (BSE) and National Stock Exchange (NSE) operate on IST.

Daylight Saving:No – UTC+05:30 year-round

Learn more about IST on Wikipedia

COT – Colombia Time

UTC-05:00

Colombia Time (COT) is the standard time for Colombia, 5 hours behind UTC.

Countries in COT

Colombia

Major Cities in COT

BogotáMedellínCaliBarranquillaCartagena

Key Facts about COT

•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.

Daylight Saving:No – UTC-05:00 year-round

Learn more about COT on Wikipedia

India to Colombia Time Difference – Complete Guide

India runs on India Standard Time (IST) at UTC+05:30. Colombia runs on Colombia Standard Time (COT) at UTC-05:00. That puts India 10 hours 30 minutes behind Colombia — a difference of -10h 30m at the current offsets.

In practice, when it is 9:00 AM in India it is 10:30 PM in Colombia on the previous day. Midnight in India is 1:30 PM in Colombia. Neither zone observes daylight saving time, so the offset between them stays constant all year.

India to Colombia time conversion table

India (IST)	Colombia (COT)	Day
12:00 AM	1:30 PM	previous day
6:00 AM	7:30 PM	previous day
7:00 AM	8:30 PM	previous day
8:00 AM	9:30 PM	previous day
9:00 AM	10:30 PM	previous day
12:00 PM	1:30 AM	same day
3:00 PM	4:30 AM	same day
5:00 PM	6:30 AM	same day
6:00 PM	7:30 AM	same day
9:00 PM	10:30 AM	same day

Why people convert India to Colombia time

Scheduling a call from India to Colombia: a 10:00 AM start in India lands at 11:30 PM in Colombia the previous day, so you can confirm the slot without doing the arithmetic yourself.
Handling a -10h 30m gap: India and Colombia have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in Colombia is 10:30 PM in India.
Watching a live event or market open: India viewers need 10:30 PM in Colombia to catch a 9:00 AM start there, and 10:30 AM if the event is anchored to India.

Always state the zone abbreviation, not just the hour. "3:00 PM IST" is unambiguous; "3 PM" across a -10h 30m gap is not.
With a -10h 30m gap there is no shared 9-to-5 window, so alternate the early start: one week India takes the early slot, the next week Colombia does.

About IST (India Standard Time)

India Standard Time (IST) is the time observed throughout India and Sri Lanka. It is based on the 82.5°E meridian, passing through Mirzapur in Uttar Pradesh. India uses a single time zone despite spanning roughly 30° of longitude, which has been debated. IST does not observe daylight saving time. India is the world's most populous country, making IST one of the most-used time zones globally. The IT outsourcing industry and call centers operate primarily on IST, making the EST-to-IST conversion one of the most searched timezone conversions.

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.

Best time to call between India and Colombia

With a -10h 30m offset there is no overlap inside a normal 9 AM – 5 PM day. Colombia opens at 9:00 AM COT, which is 10:30 PM in India, so real-time calls need an early-morning or late-evening slot on one side.

Business hours overlap

India and Colombia have no shared working hours because of the -10h 30m gap. Teams need to alternate early starts or rely on asynchronous handovers.

India is 10 hours 30 minutes behind Colombia (IST UTC+05:30 → COT UTC-05:00). There is no shared 9-to-5 window, so plan around an early or late slot. 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:

⏳

History of Timekeeping

From sundials to atomic clocks - 5000 years of measuring time

🌍

How Time Zones Work

UTC, offsets, and why zones don't follow straight lines

☀️

Daylight Saving Time

DST dates, which countries observe it, and the ongoing debate

Frequently Asked Questions

What is the time difference between India and Colombia?

India (IST, UTC+05:30) is 10 hours 30 minutes behind Colombia (COT, UTC-05:00). The gap is currently -10h 30m.

How do I convert India time to Colombia time?

Add -10h 30m to India local time. For example, 9:00 AM in India is 10:30 PM in Colombia (previous day).

What time is it in Colombia right now?

Colombia uses COT at UTC-05:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -10h 30m offset from India.