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Background Beams

Multiple background beams that follow a path of SVG, makes a good hero section background.

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Installation

Install dependencies

npm i framer-motion clsx tailwind-merge

Add util file

lib/utils.ts
import { ClassValue, clsx } from "clsx";
import { twMerge } from "tailwind-merge";
 
export function cn(...inputs: ClassValue[]) {
  return twMerge(clsx(inputs));
}

Add Tailwind CSS plugin for variable classes

tailwind.config.ts
const defaultTheme = require("tailwindcss/defaultTheme");
 
const colors = require("tailwindcss/colors");
const {
  default: flattenColorPalette,
} = require("tailwindcss/lib/util/flattenColorPalette");
 
/** @type {import('tailwindcss').Config} */
module.exports = {
  content: ["./src/**/*.{ts,tsx}"],
  darkMode: "class",
  theme: {
    // rest of the code
  },
  plugins: [addVariablesForColors],
};
 
function addVariablesForColors({ addBase, theme }: any) {
  let allColors = flattenColorPalette(theme("colors"));
  let newVars = Object.fromEntries(
    Object.entries(allColors).map(([key, val]) => [`--${key}`, val])
  );
 
  addBase({
    ":root": newVars,
  });
}

Copy the source code

components/ui/background-beams.tsx

"use client";
import React from "react";
import { motion } from "framer-motion";
import { cn } from "@/lib/utils";
 
export const BackgroundBeams = React.memo(
  ({ className }: { className?: string }) => {
    const paths = [
      "M-380 -189C-380 -189 -312 216 152 343C616 470 684 875 684 875",
      "M-373 -197C-373 -197 -305 208 159 335C623 462 691 867 691 867",
      "M-366 -205C-366 -205 -298 200 166 327C630 454 698 859 698 859",
      "M-359 -213C-359 -213 -291 192 173 319C637 446 705 851 705 851",
      "M-352 -221C-352 -221 -284 184 180 311C644 438 712 843 712 843",
      "M-345 -229C-345 -229 -277 176 187 303C651 430 719 835 719 835",
      "M-338 -237C-338 -237 -270 168 194 295C658 422 726 827 726 827",
      "M-331 -245C-331 -245 -263 160 201 287C665 414 733 819 733 819",
      "M-324 -253C-324 -253 -256 152 208 279C672 406 740 811 740 811",
      "M-317 -261C-317 -261 -249 144 215 271C679 398 747 803 747 803",
      "M-310 -269C-310 -269 -242 136 222 263C686 390 754 795 754 795",
      "M-303 -277C-303 -277 -235 128 229 255C693 382 761 787 761 787",
      "M-296 -285C-296 -285 -228 120 236 247C700 374 768 779 768 779",
      "M-289 -293C-289 -293 -221 112 243 239C707 366 775 771 775 771",
      "M-282 -301C-282 -301 -214 104 250 231C714 358 782 763 782 763",
      "M-275 -309C-275 -309 -207 96 257 223C721 350 789 755 789 755",
      "M-268 -317C-268 -317 -200 88 264 215C728 342 796 747 796 747",
      "M-261 -325C-261 -325 -193 80 271 207C735 334 803 739 803 739",
      "M-254 -333C-254 -333 -186 72 278 199C742 326 810 731 810 731",
      "M-247 -341C-247 -341 -179 64 285 191C749 318 817 723 817 723",
      "M-240 -349C-240 -349 -172 56 292 183C756 310 824 715 824 715",
      "M-233 -357C-233 -357 -165 48 299 175C763 302 831 707 831 707",
      "M-226 -365C-226 -365 -158 40 306 167C770 294 838 699 838 699",
      "M-219 -373C-219 -373 -151 32 313 159C777 286 845 691 845 691",
      "M-212 -381C-212 -381 -144 24 320 151C784 278 852 683 852 683",
      "M-205 -389C-205 -389 -137 16 327 143C791 270 859 675 859 675",
      "M-198 -397C-198 -397 -130 8 334 135C798 262 866 667 866 667",
      "M-191 -405C-191 -405 -123 0 341 127C805 254 873 659 873 659",
      "M-184 -413C-184 -413 -116 -8 348 119C812 246 880 651 880 651",
      "M-177 -421C-177 -421 -109 -16 355 111C819 238 887 643 887 643",
      "M-170 -429C-170 -429 -102 -24 362 103C826 230 894 635 894 635",
      "M-163 -437C-163 -437 -95 -32 369 95C833 222 901 627 901 627",
      "M-156 -445C-156 -445 -88 -40 376 87C840 214 908 619 908 619",
      "M-149 -453C-149 -453 -81 -48 383 79C847 206 915 611 915 611",
      "M-142 -461C-142 -461 -74 -56 390 71C854 198 922 603 922 603",
      "M-135 -469C-135 -469 -67 -64 397 63C861 190 929 595 929 595",
      "M-128 -477C-128 -477 -60 -72 404 55C868 182 936 587 936 587",
      "M-121 -485C-121 -485 -53 -80 411 47C875 174 943 579 943 579",
      "M-114 -493C-114 -493 -46 -88 418 39C882 166 950 571 950 571",
      "M-107 -501C-107 -501 -39 -96 425 31C889 158 957 563 957 563",
      "M-100 -509C-100 -509 -32 -104 432 23C896 150 964 555 964 555",
      "M-93 -517C-93 -517 -25 -112 439 15C903 142 971 547 971 547",
      "M-86 -525C-86 -525 -18 -120 446 7C910 134 978 539 978 539",
      "M-79 -533C-79 -533 -11 -128 453 -1C917 126 985 531 985 531",
      "M-72 -541C-72 -541 -4 -136 460 -9C924 118 992 523 992 523",
      "M-65 -549C-65 -549 3 -144 467 -17C931 110 999 515 999 515",
      "M-58 -557C-58 -557 10 -152 474 -25C938 102 1006 507 1006 507",
      "M-51 -565C-51 -565 17 -160 481 -33C945 94 1013 499 1013 499",
      "M-44 -573C-44 -573 24 -168 488 -41C952 86 1020 491 1020 491",
      "M-37 -581C-37 -581 31 -176 495 -49C959 78 1027 483 1027 483",
    ];
    return (
      <div
        className={cn(
          "absolute  h-full w-full inset-0  [mask-size:40px] [mask-repeat:no-repeat] flex items-center justify-center",
          className
        )}
      >
        <svg
          className=" z-0 h-full w-full pointer-events-none absolute "
          width="100%"
          height="100%"
          viewBox="0 0 696 316"
          fill="none"
          xmlns="http://www.w3.org/2000/svg"
        >
          <path
            d="M-380 -189C-380 -189 -312 216 152 343C616 470 684 875 684 875M-373 -197C-373 -197 -305 208 159 335C623 462 691 867 691 867M-366 -205C-366 -205 -298 200 166 327C630 454 698 859 698 859M-359 -213C-359 -213 -291 192 173 319C637 446 705 851 705 851M-352 -221C-352 -221 -284 184 180 311C644 438 712 843 712 843M-345 -229C-345 -229 -277 176 187 303C651 430 719 835 719 835M-338 -237C-338 -237 -270 168 194 295C658 422 726 827 726 827M-331 -245C-331 -245 -263 160 201 287C665 414 733 819 733 819M-324 -253C-324 -253 -256 152 208 279C672 406 740 811 740 811M-317 -261C-317 -261 -249 144 215 271C679 398 747 803 747 803M-310 -269C-310 -269 -242 136 222 263C686 390 754 795 754 795M-303 -277C-303 -277 -235 128 229 255C693 382 761 787 761 787M-296 -285C-296 -285 -228 120 236 247C700 374 768 779 768 779M-289 -293C-289 -293 -221 112 243 239C707 366 775 771 775 771M-282 -301C-282 -301 -214 104 250 231C714 358 782 763 782 763M-275 -309C-275 -309 -207 96 257 223C721 350 789 755 789 755M-268 -317C-268 -317 -200 88 264 215C728 342 796 747 796 747M-261 -325C-261 -325 -193 80 271 207C735 334 803 739 803 739M-254 -333C-254 -333 -186 72 278 199C742 326 810 731 810 731M-247 -341C-247 -341 -179 64 285 191C749 318 817 723 817 723M-240 -349C-240 -349 -172 56 292 183C756 310 824 715 824 715M-233 -357C-233 -357 -165 48 299 175C763 302 831 707 831 707M-226 -365C-226 -365 -158 40 306 167C770 294 838 699 838 699M-219 -373C-219 -373 -151 32 313 159C777 286 845 691 845 691M-212 -381C-212 -381 -144 24 320 151C784 278 852 683 852 683M-205 -389C-205 -389 -137 16 327 143C791 270 859 675 859 675M-198 -397C-198 -397 -130 8 334 135C798 262 866 667 866 667M-191 -405C-191 -405 -123 0 341 127C805 254 873 659 873 659M-184 -413C-184 -413 -116 -8 348 119C812 246 880 651 880 651M-177 -421C-177 -421 -109 -16 355 111C819 238 887 643 887 643M-170 -429C-170 -429 -102 -24 362 103C826 230 894 635 894 635M-163 -437C-163 -437 -95 -32 369 95C833 222 901 627 901 627M-156 -445C-156 -445 -88 -40 376 87C840 214 908 619 908 619M-149 -453C-149 -453 -81 -48 383 79C847 206 915 611 915 611M-142 -461C-142 -461 -74 -56 390 71C854 198 922 603 922 603M-135 -469C-135 -469 -67 -64 397 63C861 190 929 595 929 595M-128 -477C-128 -477 -60 -72 404 55C868 182 936 587 936 587M-121 -485C-121 -485 -53 -80 411 47C875 174 943 579 943 579M-114 -493C-114 -493 -46 -88 418 39C882 166 950 571 950 571M-107 -501C-107 -501 -39 -96 425 31C889 158 957 563 957 563M-100 -509C-100 -509 -32 -104 432 23C896 150 964 555 964 555M-93 -517C-93 -517 -25 -112 439 15C903 142 971 547 971 547M-86 -525C-86 -525 -18 -120 446 7C910 134 978 539 978 539M-79 -533C-79 -533 -11 -128 453 -1C917 126 985 531 985 531M-72 -541C-72 -541 -4 -136 460 -9C924 118 992 523 992 523M-65 -549C-65 -549 3 -144 467 -17C931 110 999 515 999 515M-58 -557C-58 -557 10 -152 474 -25C938 102 1006 507 1006 507M-51 -565C-51 -565 17 -160 481 -33C945 94 1013 499 1013 499M-44 -573C-44 -573 24 -168 488 -41C952 86 1020 491 1020 491M-37 -581C-37 -581 31 -176 495 -49C959 78 1027 483 1027 483M-30 -589C-30 -589 38 -184 502 -57C966 70 1034 475 1034 475M-23 -597C-23 -597 45 -192 509 -65C973 62 1041 467 1041 467M-16 -605C-16 -605 52 -200 516 -73C980 54 1048 459 1048 459M-9 -613C-9 -613 59 -208 523 -81C987 46 1055 451 1055 451M-2 -621C-2 -621 66 -216 530 -89C994 38 1062 443 1062 443M5 -629C5 -629 73 -224 537 -97C1001 30 1069 435 1069 435M12 -637C12 -637 80 -232 544 -105C1008 22 1076 427 1076 427M19 -645C19 -645 87 -240 551 -113C1015 14 1083 419 1083 419"
            stroke="url(#paint0_radial_242_278)"
            strokeOpacity="0.05"
            strokeWidth="0.5"
          ></path>
 
          {paths.map((path, index) => (
            <motion.path
              key={`path-` + index}
              d={path}
              stroke={`url(#linearGradient-${index})`}
              strokeOpacity="0.4"
              strokeWidth="0.5"
            ></motion.path>
          ))}
          <defs>
            {paths.map((path, index) => (
              <motion.linearGradient
                id={`linearGradient-${index}`}
                key={`gradient-${index}`}
                initial={{
                  x1: "0%",
                  x2: "0%",
                  y1: "0%",
                  y2: "0%",
                }}
                animate={{
                  x1: ["0%", "100%"],
                  x2: ["0%", "95%"],
                  y1: ["0%", "100%"],
                  y2: ["0%", `${93 + Math.random() * 8}%`],
                }}
                transition={{
                  duration: Math.random() * 10 + 10,
                  ease: "easeInOut",
                  repeat: Infinity,
                  delay: Math.random() * 10,
                }}
              >
                <stop stopColor="#18CCFC" stopOpacity="0"></stop>
                <stop stopColor="#18CCFC"></stop>
                <stop offset="32.5%" stopColor="#6344F5"></stop>
                <stop offset="100%" stopColor="#AE48FF" stopOpacity="0"></stop>
              </motion.linearGradient>
            ))}
 
            <radialGradient
              id="paint0_radial_242_278"
              cx="0"
              cy="0"
              r="1"
              gradientUnits="userSpaceOnUse"
              gradientTransform="translate(352 34) rotate(90) scale(555 1560.62)"
            >
              <stop offset="0.0666667" stopColor="var(--neutral-300)"></stop>
              <stop offset="0.243243" stopColor="var(--neutral-300)"></stop>
              <stop offset="0.43594" stopColor="white" stopOpacity="0"></stop>
            </radialGradient>
          </defs>
        </svg>
      </div>
    );
  }
);
 
BackgroundBeams.displayName = "BackgroundBeams";

Props

Prop nameTypeDescription
classNamestringThe class name of the Background Beams component.
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Building in public at @mannupaaji