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

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

Union Flag with Scotland's blue fixed : r/vexillology

What do the colors red, white and blue stand for on the 'Union Jack' flag? - Quora

Flag of Scotland - Simple English Wikipedia, the free encyclopedia

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

If all the UK flags combine together to form the Union Jack, how come the Scottish flag is a lighter shade of blue? - Quora

What Happens to the Union Jack Flag If Scotland Leaves the United Kingdom? - The Atlantic

The U.K. if it was formed by Scotland instead of England : r/vexillology

The Inter Ocean Curiosity Shop for the Year 1883

Union Jack - Wikipedia

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

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

A Conversation With LGBT Lawmakers

What Happens to the Union Jack Flag If Scotland Leaves the United Kingdom? - The Atlantic

The Story of Chicago's Four-Star City Flag, by Robert Loerzel