tailwind.config.ts

import type { Config } from "tailwindcss";

const defaultTheme = require("tailwindcss/defaultTheme");
const svgToDataUri = require("mini-svg-data-uri");
const colors = require("tailwindcss/colors");
const {
  default: flattenColorPalette,
} = require("tailwindcss/lib/util/flattenColorPalette");

const config: Config = {
  content: [
    "./src/components/**/*.{js,ts,jsx,tsx,mdx}",
    "./src/app/**/*.{js,ts,jsx,tsx,mdx}",
  ],
  darkMode: "class",
  theme: {
    extend: {},
  },
  plugins: [
    require("@tailwindcss/forms"),
    addVariablesForColors,
    function ({ matchUtilities, theme }: any) {
      matchUtilities(
        {
          "bg-grid": (value: any) => ({
            backgroundImage: `url("${svgToDataUri(
              `<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="32" height="32" fill="none" stroke="${value}"><path d="M0 .5H31.5V32"/></svg>`
            )}")`,
          }),
          "bg-grid-small": (value: any) => ({
            backgroundImage: `url("${svgToDataUri(
              `<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="8" height="8" fill="none" stroke="${value}"><path d="M0 .5H31.5V32"/></svg>`
            )}")`,
          }),
          "bg-dot": (value: any) => ({
            backgroundImage: `url("${svgToDataUri(
              `<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="16" height="16" fill="none"><circle fill="${value}" id="pattern-circle" cx="10" cy="10" r="1.6257413380501518"></circle></svg>`
            )}")`,
          }),
        },
        { values: flattenColorPalette(theme("backgroundColor")), type: "color" }
      );
    },
  ],
};

function addVariablesForColors({ addBase, theme }: any) {
  const allColors = flattenColorPalette(theme("colors"));
  const newVars = Object.fromEntries(
    Object.entries(allColors).map(([key, val]) => [`--${key}`, val])
  );

  addBase({
    ":root": newVars,
  });
}

export default config;