It depends on the application and requirements.
Yellow.
golden yellow
Yes purple is better than brown
Yes purple is better than gray
It depends on what you prefer.
Because purple is better than brown
Yes yellow is better than orange
Yes yellow is better than brown
Yes yellow is better than white
It depends on the application and requirements.
no purple does not gowith blue purple goes better with yellow and and so does black
The frequency of purple light is higher than yellow light. Purple light has a shorter wavelength and higher frequency compared to yellow light which has a longer wavelength and lower frequency.