Seas, skies, peace, unity, harmony, tranquility, calmness, coolness, confidence, conservatism, water, ice, loyalty, dependability, cleanliness, technology, winter, depression, coldness, idealism, obscenity, tackiness, air, wisdom, royalty, nobility, Earth (planet), Virgo (light blue), Pisces (pale blue) and Aquarius (dark blue) (star sign), strength, steadfastness, light, friendliness, July (sky blue), February (deep blue), peace, mourning (Iran)[citation needed], truthfulness, love.
In many diverse cultures blue is significant in religious beliefs, believed to keep the bad spirits away.
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