Flag of Thailand
East Asia & Pacific · first adopted 28 September 1917
The flag of Thailand is white, navy blue and red. It was first adopted on 28 September 1917, making it one of the older national flags in use. Thailand, whose capital is Bangkok, is home to about 71.6 million people.
Colours
- white#f4f5f8
- navy blue#2d2a4a
- red#a51931
Colour names are approximate, taken from the hex values in the image.
Flags with the same colours
Other flags of East Asia & Pacific
Flag of Thailand: questions and answers
What colours are on the Thailand flag?
White, Navy blue and Red. Hex values as drawn: white #f4f5f8, navy blue #2d2a4a, red #a51931.
When was the flag of Thailand adopted?
The flag was first adopted on 28 September 1917 (Wikidata). Some flags have had minor design changes since their first adoption.
Which flags have the same colours as Thailand's?
United Kingdom, Laos, Liberia, Norway, New Zealand and United States use the same set of colours.
Sources: World Bank Open Data — World Development Indicators and Population Estimates and Projections (CC BY 4.0); Wikidata (CC0); flag-icons 7.2.3 by Panayiotis Lipiridis (MIT License). Data retrieved 2026-10-22. Live figures are mathematical estimates interpolated between the World Bank's mid-year values, not real-time counts.