古巴国旗 vs 波多黎各旗
并排比较古巴国旗和波多黎各旗，发现两者的关键差异以及为何容易混淆。
古巴
国旗Five horizontal stripes of blue and white with a red triangle at the hoist bearing a white star.
采用年份: 1902
比例: 2:3
颜色: blue, white, red
波多黎各
国旗Five horizontal stripes of red and white with a blue triangle at the hoist bearing a single white star.
采用年份: 1952
比例: 2:3
颜色: red, white, blue
关键差异
| 对比项 | 古巴 | 波多黎各 |
|---|---|---|
| Flag Type | National flag | US territory flag |
| Stripe Order | Blue and white stripes (blue outside) | Red and white stripes (red outside) |
| Hoist Triangle | Red triangle with white star | Blue triangle with white star |
| Adoption Year | 1902 | 1952 |
为什么古巴和波多黎各的旗帜如此相似？
Both are "triangle at the hoist" flags of the Spanish Caribbean built on the red-white-blue palette. Cuba inverts Puerto Rico exactly: its stripes are the blue-white pair and its triangle red, so at a glance the two read as color-negative twins.
