ImageColorProfiler is a lightweight, web-based tool built with HTML, JavaScript, and Tailwind CSS (CDN) that performs deep color analysis on images without any server-side processing. It is designed for designers, developers, and branding teams who need precise insight into color usage, contrast, and accessibility.
Advanced color and palette analysis for images directly in the browser
ImageColorProfiler analyzes an uploaded image and extracts detailed color information, including:
- Dominant colors using clustering algorithms
- Color histograms
- RGB
- HSV
- Contrast ratios between foreground and background colors
- Color profile detection
- sRGB
- Display-P3 (where browser support allows)
All processing happens client-side using Canvas and modern browser APIs.
- Helps UI/UX designers evaluate color consistency
- Assists branding teams in extracting brand palettes
- Enables accessibility checks using WCAG contrast standards
- Educational tool for understanding color distribution and profiles
- No uploads, no backend, no privacy concerns
- Automatically generates 5–10 representative colors
- Sorted by dominance or luminance
- Supports HEX, RGB, and HSL formats
- Calculates contrast ratios between selected colors
- WCAG 2.1 compliance levels:
- AA
- AAA
- Ideal for text/background validation
- One-click copy for:
- HEX
- RGB
- HSL
- Perfect for design systems and CSS usage
- Generate linear or radial gradients from extracted palettes
- Outputs ready-to-use CSS code
- Adjustable direction and color stops
- HTML5
- Vanilla JavaScript
- Canvas API
- Tailwind CSS (CDN only)
- No frameworks
- No build step
- No backend
- JPEG / JPG
- PNG
- WebP
- AVIF (browser-dependent)
- HEIC / HEIF (where supported)
- Design system color audits
- Accessibility validation for UI components
- Brand color extraction from logos
- Educational color analysis
- CSS and theme generation
- All image processing happens locally in your browser
- Images are never uploaded
- No tracking, no analytics, no storage
- LAB color space analysis
- Color blindness simulation (protanopia, deuteranopia, tritanopia)
- Export palettes as JSON / ASE
- Compare palettes between multiple images
- Dark/light theme color recommendations
Fast. Private. Accurate. Browser-only.
ImageColorProfiler is part of a growing collection of practical, client-side image analysis tools focused on transparency, performance, and developer-friendly design.
MIT License — free to use, modify, and distribute.