Custom Properties

Website for Adam Argyle: Teacher, Speaker, CSSWG member, and creator of Open Props and VisBug.

Managing our colors can truly help people to access our content. In this article, Brecht de Ruyte takes a deep dive into how we can create a high-contrast system while maintaining a balance between designing something accessible and respecting the look and feel of a brand.

Sample illustrating the use of CSS Custom Properties (CSS Variables).

CSS Custom Properties are great, and can be integrated into a Sass project in interesting ways.

CSS Custom Properties have been a hot topic for a while now, with tons of great articles about them, from great primers on how they work to creative tutorials

This CSS Variables (aka Custom Properties) tutorial will get you up to speed on how to make your stylesheets more maintainable and practical.

Back in July 2020, I got an email from James0x57 (I always try to refer to people by their name, but I think I get the sense they prefer to go by screen name)

In this article, I will share with you an application of CSS custom properties that I have found usef...

Today, CSS preprocessors are a standard for web development. One of the main advantages of preprocessors is that they enable you to use variables. This helps you to avoid copying and pasting code, and it simplifies development and refactoring.

Howdy, this is related, but not identical, to issue #2890. I've read the Stack Overflow response but unfortunately, that's not satisfactory in my case. Fundamentally my goal is this...

PostCSS plugin to convert css variables that are not redeclared and remove duplicates - bulbacss/postcss-var-optimize: PostCSS plugin to convert css variables that are not redeclared and remove dup...

CSS Variables are great but do you know everything about them? In this post, I will highlight few...

Open source CSS custom properties to help accelerate adaptive and consistent design. Available from a CDN or NPM, as CSS or Javascript.

I’ve seen this confuse more than a handful of people recently, including myself, so I’m making sure it’s written down.

The '!important` keyword is removed when using custom properties as CSS property values.

Normally, a project will have a set of pre-determined font sizes, usually as variables named in such a way that seeks some semblance of order and

This is Frontend Dogma, your source of frontend development vitamins.

One way to work with Custom Properties is to think of them as design tokens. Colors, spacings, fonts, and whatnot. You set them at the root of the page

As part of Widen's commitment to contributing back to the open-source community, we have sponsored work to improve the CSS variables implementation in WebKit...

Learn about accessibility and color contrast requirements while building your own color contrast checker using JavaScript.

Pass several colors and styles to a SVG symbol instance, using CSS Custom Properties. This requires preparing SVG icons to accept specific names.

🌈 A set of reference stylesheets for EPUB Reading Systems, starting with Readium 2

Recently I interviewed Stefan Judis for my upcoming book. We discussed CSS custom properties, and something interesting happened. We had a period of a few minutes where we were talking past one another, because, as it turns out, we have...

The goal of this article is to walk you through use-cases where CSS variables shine.

Custom properties in CSS are exceptionally useful, not just for tokenising your CSS, but also for abstracting complexity and interactivity into smaller, easier to manage pieces. This short guide will get you up to speed with how they work and how to use them.

Everything important and useful to know about CSS Custom Properties. Like that they are often referred to as "CSS Variables" but that's not their real name.

How leveraging CSS variable composition and HSLA colors helped me build a more efficient way to theme my apps and rely less on CSS-in-JS.