Free Online Color Palette Generator from Images – Create Custom HEX Palettes Instantly for Web Design & Branding
Upload an image to generate a palette instantly. Download HEX codes for web design, branding, and marketing.
Generated Palette:
Color Harmony Suggestions:
What Is This Tool?
The Online Color Palette Generator is a free, browser-based tool that extracts dominant colors from any uploaded image. Using advanced color detection, it produces palettes of 5–10 colors complete with HEX codes. This tool not only simplifies the design process but also ensures your palette is both visually appealing and accessibility-friendly.
Key Features
- Upload any image to generate 5–10 dominant colors instantly.
- Copy HEX codes with one click.
- View color harmony suggestions: Complementary, Split Complementary, Triadic, Analogous, and Tetradic.
- Built-in Accessibility Checker with WCAG compliance results.
- Save and manage your favorite palettes directly in your browser.
- Export palettes as HEX lists, PNG swatches, JSON files, or CSS variables.
- 100% free and works entirely in your browser -- no data collection.
How It Works
Our Online Color Palette Generator uses a fast and accurate algorithm called color quantization. This process identifies the most dominant colors in your image and converts them into HEX codes directly in your browser. Because everything is processed locally, your image never leaves your device, ensuring both speed and privacy.
How to Use the Color Palette Generator?
Getting started is simple and takes less than a minute:
- Step 1: Click Upload an Image or use the sample image provided.
- Step 2: Instantly view your generated color palette with HEX codes.
- Step 3: Explore Color Harmony Suggestions to expand your creative options.
- Step 4: Check color contrast using the Accessibility Checker for WCAG compliance.
- Step 5: Save your palette or download it in your preferred format (HEX, JSON, PNG, CSS).
Color Harmony Suggestions Explained
Our tool provides multiple harmony modes to help you build balanced and creative palettes. Here’s a quick overview:
| Harmony Type | Description | Best For |
|---|---|---|
| Complementary | Colors opposite each other on the wheel, offering strong contrast. | Logos, highlights, call-to-action buttons |
| Split Complementary | A base color plus two adjacent complementary hues for balance. | Websites, posters, presentations |
| Triadic | Three evenly spaced colors for a vibrant, dynamic palette. | Infographics, apps, playful designs |
| Analogous | Colors next to each other for a soft, unified look. | Backgrounds, illustrations, mood boards |
| Tetradic | Four colors in two complementary pairs for rich combinations. | Complex branding, marketing campaigns |
Accessibility Checker
Ensure your color choices meet WCAG standards for readability. The Accessibility Checker compares background and text colors, showing their contrast ratio and compliance level:
| Result | Contrast Ratio | WCAG Compliance | Usage Recommendation |
|---|---|---|---|
| ✅ AAA | ≥ 7:1 | Excellent | Best readability for all users |
| ✅ AA | ≥ 4.5:1 | Good | Recommended for normal text |
| ⚠️ AA Large Text | ≥ 3:1 | Conditional | Acceptable only for large text or bold fonts |
| ❌ Fail | < 3:1 | Poor | Not recommended for readability |
Supported Formats for Download
You can export your palettes in multiple formats, making it easy to use them across different design tools:
- HEX List: Copy and paste ready HEX codes for quick use.
- PNG Swatches: Download a color swatch image for presentations or sharing.
- JSON File: Perfect for developers integrating palettes into apps or websites.
- CSS Variables: Directly apply your palette in modern web design projects.
Real-life Use Cases
Designers, marketers, and creators worldwide use the Online Color Palette Generator for:
- Web design: Building visually consistent layouts.
- Branding: Creating a cohesive brand identity across all platforms.
- Marketing campaigns: Designing ads, social media posts, and flyers.
- UI/UX projects: Ensuring both aesthetics and accessibility.
- Art & illustration: Finding inspiration directly from photos.
Tips for Creating Great Palettes
Crafting a beautiful and functional palette is about more than just colors. Keep these tips in mind:
- Limit your palette: Stick to 5-7 colors for balance and simplicity.
- Check contrast: Ensure readability by using the Accessibility Checker.
- Test on devices: Preview colors on both desktop and mobile screens.
- Use harmonies: Try Complementary, Triadic, or Analogous modes for creative inspiration.
- Stay consistent: Use your palette across branding and marketing for a professional look.
Related Color Tools on ToolMatrix.org
Discover more Free Color Tools on ToolMatrix.org to enhance your design workflow, explore creative possibilities, and achieve the perfect look and feel for any project.
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Color Contrast Checker
Ensure your colors meet WCAG accessibility standards with instant feedback and live preview.
Color Picker
Pick a color to see HEX, RGB, HSL & CMYK in real time. Copy instantly and save favorites in your browser.
Why Use This Color Palette Generator?
Unlike many tools that require sign-ups or paid plans, our generator is 100% free, runs directly in your browser, and prioritizes your privacy. You can extract colors, check accessibility, and export palettes instantly -- without limitations.
Who Is This Tool For?
This tool is perfect for:
- Web and graphic designers
- UI/UX professionals
- Marketing teams and social media managers
- Artists and illustrators
- Students and educators
Privacy First
ToolMatrix.org values your privacy. All processing happens directly in your browser -- no images or palettes are uploaded to our servers. Your work stays private and secure.
FAQ
Q1: Is this tool really free?
Yes, it is completely free with no hidden costs.
Q2: Do I need to install any software?
No installation required. The tool runs entirely in your browser.
Q3: How many colors can I generate from an image?
Typically between 5 and 10 dominant colors, depending on the image.
Q4: Can I save and download my palettes?
Yes, you can save palettes in your browser and export them as HEX, PNG, JSON, or CSS files.
Q5: Does the tool work on mobile devices?
Yes, it works smoothly on modern browsers like Chrome, Firefox, Edge, and Safari.
What Users Say
"This color palette generator is amazing! I uploaded one photo and instantly got a palette perfect for my new website."
— Anna T., Freelance Web Designer
"Finally a free tool that gives me HEX codes, harmony suggestions, and accessibility checks in one place. A must-have for my branding projects."
— David M., Digital Marketer
"I love how fast and private it is. Everything runs in my browser, and I can save palettes without creating an account."
— Sophia K., UX/UI Designer