Blue promotes calm relaxation and healing. Too much blue, however, can appear cold.  It is the most popular favourite colour with both men and women  and is the colour of communication.

Blue suggests positivity, and peace, tranquillity, stability, harmony, unity, trust, confidence, conservatism, security, cleanliness, order, loyalty, sky, water, cold and technology. People are often more productive in blue rooms.

Blue governs the throat chakra, linked to the throat, lungs, neck, hands and arms and is  connected with speech and hearing. Blue is also associated with the thyroid gland.

Gemstones that will aid the Throat Chakra include turquoise and aquamarine.

Blue conveys importance and confidence without being over serious. It has long been thought of as a corporate colour, associated with intelligence, stability, unity, and conservatism; consider the blue uniforms of police officers

Blue in world cultures

In Iran, blue, blue-green, and green are sacred colours symbolizing paradise

In Mexico, blue is the colour of mourning.

In Aztec culture, blue symbolized sacrifice.

In Greece, the colour blue is believed to ward off "the evil eye."

In the Catholic Church blue is associated with the Virgin Mary.

In many different cultures blue is significant in religious beliefs, brings peace, or is believed to keep the bad spirits away.

In Columbia it is associated with soap

In the garden Blue is complimented by the colour orange

Shades of Blue

Sapphire, azure, beryl, cerulean, cobalt, indigo, navy, royal, sky blue, baby blue, robin's egg blue, cyan, cornflower blue, midnight blue, slate, steel blue, Prussian blue.

blue - someone loyal and faithful

Out of the blue - unexpected

Blueblood - person of noble birth, royalty

Bluestocking – scholarly woman

The Blues - malancholic style of music

Feeling blue - feeling sad or depressed

Singing the blues - bemoaning one's circumstances

Blue language - profanity