Portugal Flag
National Flag of Portugal
By Mohamadou Moctar · Last updated
What does the Portugal flag mean?
Green symbolizes hope and the 1640 revolution; red denotes blood shed for independence and the Portuguese spirit. The armillary sphere represents Portugal’s Age of Discoveries, and the shield recalls medieval battles and royal lineage
Portugal Flag Display
Quick facts
- Adopted:
- 30 June 1911
- Aspect Ratio:
- 2:3
- Capital:
- Lisbon
- Population:
- Approximately 10.3 million (2023)
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Shop now on AmazonPortugal Flag - Description
Portugal’s flag features a vertical bicolor of green and red, divided unevenly, with the national coat of arms (shield and armillary sphere) straddling the division—embodying centuries of exploration, monarchy, and national unity.
Portugal Flag – Symbolism and Meaning
Portugal Flag - History and Origins
Adopted in 1911 following the 1910 republican revolution that overthrew the monarchy. The new flag broke from the old blue‑white royal standard, embracing republicanism and national identity tied to maritime exploration
Portugal Flag - Design Elements
Vertical bicolor (green 2/5, red 3/5). The coat of arms—shield over an armillary sphere—is centered on the boundary. Official colors: red (Pantone 485 C), green (Pantone 349 C), gold (Pantone 1235 C)
Portugal Flag - Usage Guidelines and Protocol
Flown on public buildings and official events. Flag Day is 1 December (restoration of independence). Must be treated with dignity: no defacing or improper display. Flown at half-mast during mourning. Protocols are defined in Portuguese law
Further reading: Flag of Portugal on Wikipedia
Flags Similar to Portugal
The Portugal Flag shares design elements with other national flags. These comparisons show how to tell them apart and why they look alike:
Portugal vs Brazil
Compare Brazil's green-and-yellow Auriverde with Portugal's red-and-green flag, two Lusophone flags with shared colonial heritage.
Portugal vs Spain
Compare Spain's red-and-yellow Rojigualda with Portugal's green-and-red flag, two Iberian flags with shared and divergent histories.
Frequently Asked Questions
What do the colors of the Portugal Flag represent?
Green symbolizes hope and the 1640 revolution; red denotes blood shed for independence and the Portuguese spirit. The armillary sphere represents Portugal’s Age of Discoveries, and the shield recalls medieval battles and royal lineage
When was the Portugal Flag adopted?
30 June 1911
What is the aspect ratio of the Portugal Flag?
The Portugal flag has an aspect ratio of 2:3.