This perception of color derives from the stimulation of photoreceptor cells by electromagnetic radiation. About Color Color is the characteristic of visual perception described through color categories, with names such as red, orange, yellow, green, blue, or purple. Then, add the following HTML to the file: Start by opening index.html in your text editor. You will also create your styles.css file and add styles that set the layout of the content. In this section, you will set up the HTML base for all the visual styles you will write throughout the tutorial. If you’re new to HTML, try out the whole How To Build a Website in HTML series. To get started, check out our How To Set Up Your HTML Project tutorial, and follow How To Use and Understand HTML Elements for instructions on how to view your HTML in your browser. An empty HTML file saved on your local machine as index.html that you can access from your text editor and web browser of choice.Knowledge of type selectors, combinator selectors, and selector groups, which you can find in How To Select HTML Elements to Style with CSS.An understanding of CSS’s cascade and specificity features, which you can get by reading How To Apply CSS Styles to HTML with Cascade and Specificity.Throughout the tutorial, you will use the color, border, and background-color properties to apply these color formats to the HTML.

You will use all four approaches with the same set of HTML to experience how each color format works with the same content. This tutorial will show you how to use color keywords, hexadecimal color values, the rgb() color format, and lastly the hsl() color format. With CSS, there are four ways to generate colors, and each has its own unique strength. Color also helps readers scan and identify content quickly. It helps set a mood and communicate an aesthetic. IntroductionĬolor is a useful part of design and development when creating websites. The author selected the Diversity in Tech Fund to receive a donation as part of the Write for DOnations program.

Css color codes purple