Home 110+ Awesome CSS Background Pattern Effects Collection (Projects and Codes) in 2025

110+ Awesome CSS Background Pattern Effects Collection (Projects and Codes) in 2025

Background Pattern

Generative Art

CSS Only Rhombus Pattern

Square Inside Circle Pattern

Triangular Pattern

Dark Mode Mastodon Pattern

Dashed Polka Pattern

Pure CSS Simple Pattern

Pure CSS Geometric Pattern

Responsive Comic Book Layout

A responsive layout using flexbox with narrative text and speech bubbles styled in CSS. Background patterns also in CSS. The only acceptable use of Comic Sans font.

Pattern + Background Combo

Animated text-shadow Pattern

Uses background-clip: text & linear-gradient to simulate striped text shadow.

CSS Only Pattern Animation

3D Triangles Tessellated Pattern. No Div. Pure CSS

CSS Only Circular Pattern

Handkerchief Pattern

CSS handkerchief pattern.

CSS Heart Polka-dot Background Pattern

Only CSS: Border Caterpillar

Wooden Basket Tessellated Pattern. No Div. Pure CSS

CSS Only Pattern

Quarter a Circle Pattern

trianglify

Algorithmically generated triangle art

pattern.css

CSS only library to fill empty background with beautiful patterns.

neat-animated-gradients

Awesome JavaScript library for creating, animating, and manipulating CSS gradients and background patterns with ease.

color4bg.js

color4bg.js is an easy-to-use JavaScript library that helps developers create dynamic, gradient, abstract background patterns that are popular on modern websites, especially those focused on AI and SaaS.

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