Contrast Tools: Free Design Utilities for Accessible Colors
Free tools to check color contrast, create beautiful backgrounds, and ensure your designs are accessible to everyone.
Discover Contrast Tools’ Free Online Tools
No matter what you're working on, we have a free tool to help you nail it. Here's a peek at what you can do—jump in and give them a spin!
Contrast Checker
Ensure your text is readable for everyone by checking color contrast against WCAG guidelines.
Animated Background Generator
Create beautiful, royalty-free animated gradient backgrounds for your videos or website.
Mesh Gradient Generator
Design stunning, modern mesh gradients with an intuitive online generator and export as an image.
Color Converter
Instantly convert colors between HEX, RGB, HSL, and CMYK formats with our fast and simple tool.
Why Use ContrastTools in Your Design and Front-End Workflow?
Ensuring sufficient contrast between text and background colors is no longer an optional enhancement—it is a fundamental requirement for Accessibility and compliance with WCAG guidelines. ContrastTools is designed to help UI/UX designers and Front-End developers evaluate color contrast, generate modern backgrounds, and convert color formats accurately without repetitive manual calculations.
Our tools provide fast, reliable results that can be used directly in production, helping you maintain readable interfaces and an inclusive user experience for everyone, including users with visual impairments.
How to Use the Tools for WCAG-Compliant Color Contrast
Enter your color values (HEX, RGB, or HSL).
The Color Contrast Checker instantly calculates the contrast ratio. You will see whether the combination meets WCAG AA or AAA readability requirements.
- Animated Background Generator
- Mesh Gradient Generator
To create dynamic visuals for modern UI/UX, use:
Available Tools in ContrastTools
| Tool | Technical Purpose |
|---|---|
| Color Contrast Checker | Evaluates text/background contrast to ensure accessibility compliance |
| Animated Background Generator | Generates performant CSS-based animated backgrounds |
| Mesh Gradient Generator | Produces modern mesh gradients for contemporary UI design |
| Color Converter (HEX ⇆ RGB ⇆ HSL) | Safely converts color values for use across different design and code systems |
All tools are optimized for accuracy, speed, and real-world usability in production environments.
What Makes ContrastTools Different?
- Accurate WCAG 2.1 contrast calculations
- Practical interface for designers and Front-End teams
- Copy color values or download backgrounds instantly
- Easily integrate results into CSS, Sass, Tailwind, Webflow, Flutter, and more
- Accelerates design workflows and reduces accessibility review time
After Selecting Your Color Palette
- Copy values directly into your CSS, Design Tokens, or Figma styles
- Download backgrounds for landing pages, dashboards, or product UIs
- Share results with your team or client for approval
- Return at any time to adjust or create new variations