Flags / Central Europe and the small states
Flag of Czechia
Educational illustration shown at 4:3. The reference proportion is 2:3.
How to recognise it
A blue triangle at the hoist pointing into white over red.
- Name in the quiz
- Czechia
- Also called
- Czech Republic
- UN member state name
- Czechia
- ISO 3166-1 code
- CZ
- Atlas Play pack
- Central Europe and the small states (explorer pack)
Easily confused with
CubaCzechia: a blue triangle, white over red. Cuba: a red triangle with a star on blue and white stripes.
Equatorial GuineaEquatorial Guinea: green, white, red bands and a coat of arms. Czechia: white over red only.
PhilippinesPhilippines: a white triangle with a sun and three stars, blue on top. Czechia: a blue triangle on white over red.
Source and checks
Design reference: en.wikipedia.org/wiki/Flag_of_the_Czech_Republic (revision 1378402097) (Two equal horizontal bands of white (top) and red with a blue isosceles triangle based on the hoist side; proportion 2:3). Checked 2026-10-21 by Claude (AI build agent): rendered flag-icons artwork compared side by side with the reference article’s lead image and its infobox design description; no human editorial review yet. Artwork: flag-icons 7.6.0 (package/flags/4x3/cz.svg), MIT licence, licence text; sanitised copy sha256 1148e06b03cd…. Spotted a mistake? Tell us.