Azure

Azure is the heraldic term for blue. According to The Blazon of Gentrie it signifies the following:

1. Planets: Jupiter
2. Precious Stones: sapphire
3. Virtues: Justice and Loyalty
4. Celestial signs: Taurus and Libra
5. Months: April and September
6. Days of the Week: Thursday
7. Ages of Man: Purility, or childish years from 7 to 14
8. Flowers: Blue lily
9. Elements: Air
10. Seasons of the Year: Spring
11. Complexions: Sanguine
12. Numbers: 4, 9
13. Metals: Copper

See colour.

The name comes from the French word for blue, itself from the Arabic, in reference to lapis lazuli.