In India, yellow is the symbol for a merchant or farmer.
In tenth-century France, the doors of traitors and criminals were painted yellow.
Hindus in India wear yellow to celebrate the festival of spring.
If someone is said to have a “yellow streak,” that person is considered a coward.
In Japan during the War of Dynasty in 1357, each warrior wore a yellow chrysanthemum as a pledge of courage.
A yellow ribbon is a sign of support for soldiers at the front.
Yellow is a symbol of jealousy and deceit.
In the Middle Ages, actors portraying the dead in a play wore yellow.
To holistic healers, yellow is the color of peace.
Yellow has good visibility and is often used as a color of warning. It is also a symbol for quarantine, an area marked off because of danger.
“Yellow journalism” refers to irresponsible and alarmist reporting.
Yellow or Gold = Honor and loyalty
Summer is yellow and blue
"Sunshine yellow" immediately makes one feel joyous. Although ancients believed the sun brought knowledge as well as light, the brightness of the sun bringing brightness of the mind is a reasonable explanation for yellow signifying the mind and the intellect.