In this section, you will use some of the color keywords to apply color to the content of your HTML. Starting off with colors on the web, it is helpful to work with the predefined color keywords. The next section will introduce you to color keywords, which you will use to apply colors to the content. In this section, you set up your HTML in the index.html file and created the base styles in the styles.css file. The following image shows how it will render in your browser. The content is now ready to have colors applied to the base styles. Then, return to index.html in your web browser and reload the page. Then add a line-height: 1.5 to give a default line spacing between text of one and half the font-size:įooter To begin, create a body type selector and add font-famiy: sans-serif to use the browser’s default sans serif font. Create a file called styles.css and open it in your text editor. Now you will begin working on the base styles needed for this tutorial. The webpage will appear like the following image: Save your changes to the file, then open index.html in your web browser. That completes the work needed for index.html.
As a piece of content, the horizontal rule can be used to break up content or to indicate a shift in the content. Between the two tags of the primary content is an tag, which is a self-closing tag that creates a horizontal rule line. The contains an tag with the content title, and the element contains content for citing the source. The contents are in an tag to define a designated area known as a landmark, which is a part of your design that you are drawing attention to. Adapted from Wikipedia’s article on Color There may also be more than three color dimensions in other color spaces, such as in the CMYK color model, wherein one of the dimensions relates to a color's colorfulness. The RGB color space for instance is a color space corresponding to human trichromacy and to the three cone cell types that respond to three bands of light: long wavelengths, peaking near 564–580 nm (red) medium-wavelength, peaking near 534–545 nm (green) and short-wavelength light, near 420–440 nm (blue). By defining a color space, colors can be identified numerically by coordinates, which in 1931 were also named in global agreement with internationally agreed color names like mentioned above (red, orange, etc.) by the International Commission on Illumination. This reflection is governed by the object's physical properties such as light absorption, emission spectra, etc. Color categories and physical specifications of color are associated with objects through the wavelengths of the light that is reflected from them and their intensities. 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.
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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.