What does the color Blue on the American Flag represent?

The color blue on the American Flag represents vigilance, perseverance, and justice. This symbolism comes from the official meaning attributed to the colors of the flag. The blue field of the flag, known as the union, symbolizes the ideals that underpin the country—principles that are essential for maintaining both the nation's integrity and the rights of its people.

Vigilance refers to the constant, watchful effort to safeguard the nation and its values. Perseverance highlights the steadfast commitment needed to overcome challenges, while justice embodies the rule of law and fairness. This trio of qualities reflects the core values of the United States and is integral to the nation’s identity, suggesting that the citizens and their leaders must always be attentive and strive for fairness in all aspects of governance and society.

Other interpretations for the colors are valid but do not align with the conventional meaning of blue in this context.