While blue conjures images of sky and sea, it’s also the colour of bravery and dedication. Blue represents introspective journeys and symbolises wisdom and depth of understanding. But blue is also a symbol of depression and the depths of the human psyche. Blue stands for serenity, rather than passion, and it’s the colour of all that’s constant and unchanging.
Blue is thought to be relaxing; it actually tends to lower our heart rates, blood pressure, and even our body temperature. Blue can have an effect on the pituitary gland, affecting our sleep patterns, and it can slow our breathing as well. Studies of memory have demonstrated that memory is enhanced by blue light, and blue light can even kill some bacteria.
Blue represents the healing nature of water and the power of stormy seas. It’s what separates bodies of land from one another, and it’s a marker of loyalty and fidelity. Like many colors, our response to the color blue is complex and sometimes even contradictory.