Flags with Complex Designs

Complex flags are the outliers of national vexillology — designs that refuse to fit a single stripe, cross, or canton convention. Often they layer multiple geometric elements, carry detailed central emblems, or break flag-design rules entirely.

South Africa's 1994 post-apartheid flag is the canonical example: six colors arranged into a horizontal Y that converges at the hoist, deliberately designed to represent the merging of diverse paths into a single nation. Nepal stands alone as the world's only non-rectangular national flag, formed by two stacked crimson pennants edged in blue, with a stylized white sun and moon at their centers.

The current shape was codified in the 1962 constitution but the underlying double-pennant design has been used by Nepali rulers for centuries. Other complex flags include Sri Lanka, which encloses a golden lion holding a sword within bordering panels of green and orange; Bhutan, with its white thunder dragon clutching jewels across a yellow-and-orange diagonal field; and tiny Antigua and Barbuda, whose rising-sun motif sits inside a black, blue, and white V on a red field.