Time in HST and COST
The time difference between Hawaii–Aleutian Standard Time (HST) and Colombia Summer Time (COST) is 6 hours. Colombia Summer Time is 6 hours ahead of Hawaii–Aleutian Standard Time.
This means 9am HST is 3pm COST and 5pm HST is 11pm COST.
Hawaii–Aleutian Standard Time
- The current local time in HST is 7:12 am (July 11, 2026)
- HST time zone offset is UTC-10:00
Colombia Summer Time
- The current local time in COST is 1:12 am (July 11, 2026)
- COST time zone offset is UTC-04:00
How to convert Hawaii–Aleutian Standard Time to Colombia Summer Time?
Add 6 hours to Hawaii–Aleutian Standard Time to get Colombia Summer Time.
Time in HST
00:00
Time in COST
00:00
Use the slider above to convert Hawaii–Aleutian Standard Time to Colombia Summer Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| HST | COST |
|---|---|
| 12am | 6am |
| 1am | 7am |
| 2am | 8am |
| 3am | 9am |
| 4am | 10am |
| 5am | 11am |
| 6am | 12pm |
| 7am | 1pm |
| 8am | 2pm |
| 9am | 3pm |
| 10am | 4pm |
| 11am | 5pm |
| 12pm | 6pm |
| 1pm | 7pm |
| 2pm | 8pm |
| 3pm | 9pm |
| 4pm | 10pm |
| 5pm | 11pm |
| 6pm | 12am |
| 7pm | 1am |
| 8pm | 2am |
| 9pm | 3am |
| 10pm | 4am |
| 11pm | 5am |