What effect can a color scheme have on a website? How can it make a website better? How can it make a website worse? Explain why color is important.

i know that color has a psychological effect on humans, like wearing red shows gives a sense of authority or wearing blue makes people want to trust you. depending on what you are trying to do, i can see how choosing your colors carefully could help make your website better, and if you fail say when you do a website on ww2 and make the color pink and blue, that would hurt your website.