united kingdom - If the Union Jack joins the flag of England and

This chart (public domain from Wikimedia Commons) illustrates the question. Is there an explanation for why the Union Jack have a darker shade of blue than the original Scottish flag that it's base

British Flag - 5 Facts we bet you didn't know - U.K.ABROAD

Why and when called The Union Jack instead of Union Flag - UK flag

Which flags still include the union jack? - BBC News

The Union Jack the flag of Great Britain - ppt download

British Red Ensign Flag

Which flags still include the union jack? - BBC News

/wp-content/uploads/2023/05/huge-c

united kingdom - If the Union Jack joins the flag of England and Scotland, why does it have a different shade of blue than the Scottish flag? - History Stack Exchange, union jack

British Flag - 5 Facts we bet you didn't know - U.K.ABROAD

British Flag - 5 Facts we bet you didn't know - U.K.ABROAD