SVG in CSS — Backgrounds, Masks, Clip-Paths, and Icons
Unlock the power of SVG in CSS. Use SVG as background images, CSS masks, clip-paths, and data URIs for beautiful, scalable web graphics.
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SVG as CSS Background Images
SVG files work perfectly as CSS background images. They're infinitely scalable (no blurring at high DPI), often much smaller than equivalent PNG patterns, and can be URL-encoded inline as data URIs to eliminate HTTP requests. Use SVG backgrounds for geometric patterns, wave dividers, decorative elements, and icon sprites.
- background-image: url('pattern.svg') — scales to any container size
- Data URI: background-image: url('data:image/svg+xml,...') — no extra request
- background-size: contain or cover — works perfectly with SVG
- Repeat modes: repeat, repeat-x, no-repeat all work with SVG backgrounds
CSS Masks and Clip-Paths with SVG
CSS masks allow you to use an SVG shape as a mask for any HTML element — images, videos, and even other SVG elements. The SVG's white areas show content; black areas hide it. SVG clip-path clips HTML elements to any custom SVG shape. These techniques enable sophisticated visual effects without image editing.
Frequently Asked Questions
How do I use an SVG as a CSS background?
background-image: url('/path/to/file.svg'). SVG backgrounds scale with background-size and repeat with background-repeat just like PNG backgrounds.
Can I change SVG colors in CSS backgrounds?
Not with background-image. But you can use CSS masks: set the SVG as a -webkit-mask-image and control color with background-color. This gives you colorizable SVG icons in pure CSS.
What is a CSS SVG data URI and when should I use it?
A data URI embeds the SVG directly in the CSS: url('data:image/svg+xml,<svg>...</svg>'). Use it for small, frequently used SVGs to eliminate an HTTP request.
How do I clip an element to an SVG shape?
Use clip-path: url(#myClip) with an inline SVG <clipPath> element. Or use the CSS clip-path: polygon() or path() functions for simple shapes.
How do I create a wave divider between sections using SVG?
Create an SVG with a wave path, embed it as a background-image on a <div> with height and background-repeat: no-repeat. Our converter can help vectorize hand-drawn wave sketches.
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