Flag of Nepal Flag of Nepal The national flag of Nepal () is the world's only non-quadrilateral national flag. The flag is a simplified combination of two single pennons (the vexillological word for pennants), known as a double pennon. Its crimson red is the colour of the rhododendron, Nepal's national flower, while the blue border is the colour of peace. Until 1962, the flag's emblems, the sun and the crescent moon, had human faces, but were removed to modernize the flag. The current flag was adopted on 16 December 1962, along with the formation of a new constitutional government. It borrows from the
Flag of Poland as the official shades of both colours expressed as coordinates in the CIE xyY (CIE 1931) colour space with the tolerated colour differences (ΔE) specified in the CIE 1976 ("L"*, "u"*, "v"*) colour space (CIELUV). The Constitution contains no mention of a national flag. Instead, the flag is defined by the Coat of Arms Act which specifies two variants of the national flag: the national flag of the Republic of Poland ("flaga państwowa Rzeczypospolitej Polskiej") and the national flag with coat of arms of the Republic of Poland ("flaga państwowa z godłem Rzeczypospolitej Polskiej"). Both flags are defined in Article