Refers to intuition and intellect (also in the sense of awareness). Symbol for the color of the sun.
Yellow also stands for irritable feelings. It may also be a sign of mental illness that may be expressed, for instance, in the choice of yellow as a dominating color in paintings, such as those of Van Gogh.
The term “Yellow Peril” warns of mental and physical illness. This is a classic example of how a political term with an archetypal meaning has over time led to new associations, regardless of whether others share the same political opinion. Advertising works in a similar way.
If the yellow seems to have a golden tint to it— abundant harvest, intellectual activities. Dark or muddy / dirty yellow, on the other hand, means envy, greed, jealousy, and betrayal.
In Hinduism, yellow symbolizes the light of life; in Buddhism humility and freedom.
Goethe wrote “[Yellow] is a happy, alive, gentle color, but it can easily become uncomfortable and with the addition of even the slightest amount of another color, it becomes devalued, ugly, and dirty.”... Little Giant Encyclopedia