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Noise Field

A copy-paste backgrounds component in pure HTML & CSS. Zero dependencies, framework-agnostic, MIT-licensed.

BackgroundsHTMLCSSany framework

Copy into your project

HTML
<div class="nuda-noise-field" aria-hidden="true"></div>
CSS
.nuda-noise-field {
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 40%,#181808,#09090b 70%);
}

.nuda-noise-field::before {
  content: '';
  position: absolute;
  inset: -50%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='nf'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23nf)'/%3E%3C/svg%3E");
  opacity: .14;
  mix-blend-mode: overlay;
  animation: _noiseField .4s steps(4) infinite;
  will-change: transform;
}

.nuda-noise-field::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 45%,rgba(228,255,84,.14),transparent 55%);
}

@keyframes _noiseField {
  0% {
    transform: translate3d(0,0,0);
  }
  25% {
    transform: translate3d(-6px,4px,0);
  }
  50% {
    transform: translate3d(5px,-3px,0);
  }
  75% {
    transform: translate3d(-3px,-5px,0);
  }
  100% {
    transform: translate3d(4px,3px,0);
  }
}

@media (prefers-reduced-motion:reduce) {
  .nuda-noise-field::before {
    animation: none;
  }
}

How to use Noise Field

Paste the HTML where you need it and the CSS into a global stylesheet (or a <style> tag). Every class is prefixed nuda- so it never collides with Tailwind or your own styles. Tweak the CSS custom properties to match your design system.

Works in React, Vue, Svelte, Astro, Next.js, Nuxt, Laravel Blade, Django, Rails — or a single .html file. No npm install, no build step.

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