Culture of Wales the 17th and 18th centuries, it became common practice in Great Britain for the gentry to wear leeks on St. David's Day. In 1807, a "a red dragon passant standing on a mound" was made the King's badge for Wales. Following an increase in nationalism in 1953, it was proposed to add the motto "Y ddraig goch ddyry cychwyn" ("the red dragon takes the lead") to the flag. This was poorly received, and six years later Queen Elizabeth II intervened to put the current flag in place. The daffodil is a more recent development, becoming popular during the 19th century.
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