We found several matches for colors that represent tension. Here are some:
As per Empower-yourself-with-color-psychology.com, burnt orange emits a negative vibration indicating pride, tension and aggressive self-assertion.
With Eaglespiritministry.com, fuchsia symbolizes emotional tension and preparation for change. It is also positive and pure energy.
At Angelfire.com, purple signifies ambition, promotes business progress, power (worldly, psychic or magical), causes tension and strengthens will power.
We also found that red colors tend to increase bodily tension, to stimulate the autonomic nervous system. Green and blue colors on the other hand, release tension and have a lesser physiological effect.
Every color on the visible light spectrum has a different frequency. It's no coincidence that rainbows always appear to us in the order of red, orange, yellow, green, blue, indigo and violet. It is a scientific fact that each color vibrates, or exists with a different energy.
Check out how your favorite color influences your personality at Selfgrowth.com.