Generating Stitches Variants For Each Color Of Your Theme
Stiches.dev lets you write performant CSS-in-JS. Let’s see how we can speed up creating variants with your color palette!
I recently came across Stitches.dev when I rebuilt my portfolio. Using a CSS-in-JS library with almost zero interpolations at runtime and a very well designed API seemed appealing — so I tried it!
What are Variants in Stitches?
A feature Stitches offers are variants. This is one of its key differences compared to Styled Components, which was one of the first and still most popular CSS-in-JS tools. Whereas Styled Components used string interpolation to conditionally set styles, Stitches lets you predefine variants to avoid unnecessary interpolation. This significantly enhances performance.
A simple example can be found in this Stitches docs:
Using Your Theme’s Color Palette To Create Variants
When I built my portfolio, I wanted to have such a variant-based button component too. But I wanted it to be highly customizable — instead of having two defined color variants, it should accept any color that I defined in my theme’s color palette.
The Manual Way
The easiest (and probably fastest 😄) way would have been to manually create a variant for each color I used in my theme. So something like this:
This would have been perfectly fine but I was eager to automate this process so that I could reuse the same functionality in other components too.
The Automated Way
Since Stitches uses an object syntax to write CSS, we can write a function that generates an object that…