Black. Black is the color of protection, banishing, grounding, and safety.
Black symbolism
Black is the color of protection, power, elegance, and sophistication.
Dark or bright colors
The more vivid the color, the greater the protection—a bright yellow shirt is more protective than a pale one.
RED: High Energy and Strength
Red, like most warm colors, has an invigorating and exciting visual effect and is one of the top colors that represent strength. It oozes with high energy and vitality, bringing to mind primal elements like fire and blood.
Today, the color green is often associated with safety and is used to direct people. Because it is not as “intrusive” as the color red or yellow, it has the ability to blend in while still being recognizable. In industrial facilities, green is often used to designate safe areas and first-aid equipment.
Red – indicates (1) danger, (2) stop or (3) presence of fire protection equipment.
Green is the color of life, renewal, nature, and energy. The color green has healing power and is the most relaxing color for the human eye to view.
Black # Black is the strongest of the neutral colors. On the positive side, it's commonly associated with power, elegance, and formality. On the negative side, it can be associated with evil, death, and mystery.
Green is the color of healing; it is beneficial in all healing situations. In the aura green signifies balance, peace and often indicates ability as a healer.
Red is the most powerful color amongst all. It has a tendency to stimulate mind and attract attention.
So violet light has the highest energy.
Violet has highest energy.
Pentagram. Throughout history, various cultures and spiritual traditions have used the pentagram, a five-pointed star symbol. In modern Western esotericism, people commonly associate the pentagram with protection and frequently use it as an amulet or talisman.
The pentagram is a powerful symbol of protection.
Black is the color of authority and power, stability and strength. It is also the color associated with intelligence (doctorate in black robe; black horn rimmed glasses, etc.)
Summary: When humans see red, their reactions become both faster and more forceful. And people are unaware of the color's intensifying effect, according to a new study.
Green is known to be universally healing. It is symbolic for the heart chakra because green light helps with opening our heart.
Blue the Color of Peace
As a primary color (and the most popular color on the spectrum), blue is a building block for many other colors and shades, but in its purest form, blue represents peace and tranquility. That's because blue is synonymous with such things as the daytime sky on a calm day.
Yellow is for happiness, hope and spontaneity
For that reason, it can also be used to signify caution, like red and orange. As a warm color, yellow can also feel upbeat and bright.
Red. Red is the color of fire and blood, so it is associated with energy, war, danger, strength, power, determination as well as passion, desire, and love.
The Color Red Conveys Danger and Warning
Its ability to instantly grab people's attention is the reason why it's often used to warn people of impending danger. Think: stop signs, sirens, fire engines, and red traffic lights.
A white background indicates a regulatory sign; yellow conveys a general warning message; green shows permitted traffic movements or directional guidance; fluorescent yellow/green indicates pedestrian crossings and school zones; orange is used for warning and guidance in roadway work zones; coral is used for incident ...