>The color yellow can affects us mentally and physically which includes stimulating our mental and nervous system, activates our memory, and encourages communication. Golden yellow carries the promise of a positive future, and spreads its cheer. Especially since yellow shines its optimism, enlightenment, and happiness upon us.

Yellow stands out from other colors, and with the support of other lively colors, it can spark one’s creativity while invigorating one’s spirit. In fact, people who suffer from mild cases of color blindness can usually see the color yellow more easily than other colors.

https://onextrapixel.com/anatomy-of-colors-in-web-design-yel...

https://designmodo.com/yellow-color/