## reference - [light-dark](https://developer.mozilla.org/en-US/docs/Web/CSS/color_value/light-dark) - [Using relative colors](https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_colors/Relative_colors) - [OKLCH in CSS](https://evilmartians.com/chronicles/oklch-in-css-why-quit-rgb-hsl) - [Chasing color](https://aaadaaam.com/notes/chasing-color/)
