tailwind.config.js

const {
  default: flattenColorPalette,
} = require("tailwindcss/lib/util/flattenColorPalette");

/** @type {import('tailwindcss').Config} */
module.exports = {
  darkMode: ["class"],
  content: [
    "./app/**/*.{js,ts,jsx,tsx,mdx}",
    "./pages/**/*.{js,ts,jsx,tsx,mdx}",
    "./components/**/*.{js,ts,jsx,tsx,mdx}",

    // Or if using `src` directory:
    "./src/**/*.{js,ts,jsx,tsx,mdx}",
  ],
  theme: {
    extend: {
      animation: {
        aurora: "aurora 60s linear infinite",
      },
      keyframes: {
        aurora: {
          from: {
            backgroundPosition: "50% 50%, 50% 50%",
          },
          to: {
            backgroundPosition: "350% 50%, 350% 50%",
          },
        },
      },
      borderRadius: {
        lg: "var(--radius)",
        md: "calc(var(--radius) - 2px)",
        sm: "calc(var(--radius) - 4px)",
      },
      colors: {
        background: "hsl(var(--background))",
        foreground: "hsl(var(--foreground))",
        card: {
          DEFAULT: "hsl(var(--card))",
          foreground: "hsl(var(--card-foreground))",
        },
        popover: {
          DEFAULT: "hsl(var(--popover))",
          foreground: "hsl(var(--popover-foreground))",
        },
        primary: {
          DEFAULT: "hsl(var(--primary))",
          foreground: "hsl(var(--primary-foreground))",
        },
        secondary: {
          DEFAULT: "hsl(var(--secondary))",
          foreground: "hsl(var(--secondary-foreground))",
        },
        muted: {
          DEFAULT: "hsl(var(--muted))",
          foreground: "hsl(var(--muted-foreground))",
        },
        accent: {
          DEFAULT: "hsl(var(--accent))",
          foreground: "hsl(var(--accent-foreground))",
        },
        destructive: {
          DEFAULT: "hsl(var(--destructive))",
          foreground: "hsl(var(--destructive-foreground))",
        },
        border: "hsl(var(--border))",
        input: "hsl(var(--input))",
        ring: "hsl(var(--ring))",
        chart: {
          1: "hsl(var(--chart-1))",
          2: "hsl(var(--chart-2))",
          3: "hsl(var(--chart-3))",
          4: "hsl(var(--chart-4))",
          5: "hsl(var(--chart-5))",
        },
      },
    },
  },
  plugins: [require("tailwindcss-animate"), addVariablesForColors],
};

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

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