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Create Repeating CSS Background Patterns Create repeating CSS background patterns including stripes, checkerboard, dots, and more.

CSS Background Pattern illustration
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CSS Background Pattern

Create repeating CSS background patterns including stripes, checkerboard, dots, and more.

1

Choose a pattern

Select from stripes, checkerboard, dots, grid, zigzag, or diagonal patterns.

2

Customize colors and size

Pick two colors and adjust the pattern tile size.

3

Copy the CSS

Preview the repeating pattern and copy the pure CSS code.

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What Is CSS Background Pattern?

The CSS Background Pattern Generator creates repeating patterns using pure CSS gradients and background properties—no images required. This tool offers six popular pattern types: stripes (diagonal repeating lines), checkerboard (alternating squares), dots (polka dot pattern), grid (intersecting lines), zigzag (pointed waves), and diagonal (thin diagonal lines). Each pattern is generated using CSS gradient functions like linear-gradient and radial-gradient combined with background-size and background-position for tiling. You can customize two colors and the pattern tile size to match your design needs. Pure CSS patterns are resolution-independent, lightweight (no image downloads), and easily customizable through CSS variables.

Why Use CSS Background Pattern?

  • Six distinct pattern types all created with pure CSS
  • No image downloads—patterns are generated by the browser
  • Resolution-independent and crisp on any display density
  • Two-color customization with adjustable pattern size

Common Use Cases

Page Backgrounds

Add subtle repeating patterns to page or section backgrounds.

Card Decorations

Use patterns as decorative backgrounds for cards and panels.

Empty States

Fill empty state areas with subtle patterns for visual interest.

Hero Section Textures

Layer patterns over gradients for textured hero sections.

Technical Guide

CSS background patterns use gradient functions with precise background-size and background-position to create continuous, repeating tiles. Stripes use repeating-linear-gradient with alternating color stops. Checkerboards use four layered linear-gradients at 45 and -45 degrees. Dots use radial-gradient with a small radius and matching background-size. Grids use two linear-gradients (horizontal and vertical) with thin color stops. The key to smooth-tiling patterns is ensuring the background-size matches the gradient mathematics. Background-position offsets can create more complex arrangements. These patterns are rendered by the GPU and have minimal performance impact. They scale perfectly to any resolution. For complex patterns, multiple background layers are stacked using comma-separated background-image values. Each layer can have its own background-size and background-position.

Tips & Best Practices

  • 1
    Use subtle color differences for elegant, non-distracting patterns
  • 2
    Layer patterns over solid backgrounds or gradients for depth
  • 3
    Adjust the size parameter to find the right pattern density
  • 4
    Combine multiple pattern layers for complex textures

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Frequently Asked Questions

Q Are CSS patterns resolution-independent?
Yes, CSS patterns are generated by the browser and render crisply at any screen density or zoom level.
Q Do CSS patterns affect performance?
CSS gradient patterns are GPU-rendered and very performant—much more efficient than loading pattern images.
Q Can I animate CSS patterns?
Yes, you can animate background-position to create moving pattern effects.
Q How do I make patterns more subtle?
Use colors that are very close to each other in lightness for a subtle, elegant pattern effect.
Q Can I use more than two colors?
Yes, modify the generated CSS to add additional color stops in the gradient functions.

About This Tool

CSS Background Pattern is a free online tool by FreeToolkit.ai. All processing happens directly in your browser — your data never leaves your device. No registration or installation required.