Accessible Chart Palette Builder – Online Data Visualization
Build a color palette for charts that works for protanopia, deuteranopia, and grayscale. Export as array.
UD5 Toolkit
Explore all 22 expertly crafted color palettes. Click any swatch to copy its hex code or class name.
bg-red-500, text-blue-700, or border-emerald-300. Also customize them in tailwind.config.js.Build a color palette for charts that works for protanopia, deuteranopia, and grayscale. Export as array.
Mix and save colors using a color picker. Drag to reorder. Export as CSS variables or hex list.
Enter an image URL to extract a 5-color dominant palette. Avoids uploading files. Uses canvas to read remote image pixels. Fast and privacy-oriented.
Drop a WAV file and see its full header: sample rate, bit depth, channels, and chunk structure. Raw bytes explained.
Pick a source color and generate a complete M3 tonal palette with light/dark schemes. Export as CSS custom properties.
View the individual red, green, and blue channels of an image as grayscale. Photographer and developer tool.
Enter a URL and see a list of its ARIA landmarks (banner, main, nav). Check document structure for accessibility. Local fetch.
Generate a palette of N colors that are maximally distinguishable for common color vision deficiencies. Copy the hex codes.
Place colored points on a canvas and see a smooth gradient mesh interpolate between them. Experimental and beautiful. Download PNG.
Explore your website’s IndexedDB databases and object stores. Add, delete, and inspect records. Like phpMyAdmin for IndexedDB.
Paste an image from your clipboard directly into the page (Ctrl+V) and extract its color palette. No file dialog needed.
Paste a set of hex colors and simulate how they appear with common color vision deficiencies. Get contrast warnings.
Paste a direct link to an image and get its 5 dominant colors with hex codes. No upload, uses canvas with CORS proxy.
A dedicated color picker with common retro gaming palettes (NES, Gameboy). Pick and copy hex codes. For pixel art creators.
Drop a PDF and see its embedded metadata: author, title, creation date, and more. No content is uploaded; pure browser PDF parsing.
Paste a list of JavaScript values and see them pretty‑printed as if in the browser console. Great for debugging.
A small widget that records your clipboard text history (only while open). Search and re‑copy old snippets. No log upload.
Search a library of famous company brand colors with hex codes. Copy any color instantly. For designers and marketers.
Choose a font family and see how it renders famous pangrams (The quick brown fox…). Instant web font loader.
Select bonding and lone pairs to see the predicted shape (trigonal bipyramidal, octahedral). Static diagrams.
Enter an image URL and extract its dominant color palette. No download needed. Fast visual analysis.
Drop any file to see its raw hexadecimal representation and ASCII side‑by‑side. Navigate with offset. Client‑side only.
Fetch a website's CSS and extract :root custom properties (‑‑color) to reveal its design token palette. For learning and inspiration.
Click a metal ion to see the characteristic flame color and wavelength. Useful for analytical chemistry reference.
Enter a color palette and see how it looks for different types of color vision deficiency. Get warnings on conflicting colors.
Set up a chess position using FEN notation or drag pieces. Share the position link or screenshot. No AI, just board.
Display a dynamic list of keyboard shortcuts for the current browser and operating system. Filter by category. Keep it open for reference.
View and edit CSV data in a familiar table interface. Add/delete rows and columns, sort, and export. Fully local, no cloud sync.
Upload an image and extract its dominant colors or full color palette. Download as a CSS snippet or color swatch. Entirely client-side, your images stay private.
Extract and view EXIF data from photos including camera settings, GPS location, and timestamps. All metadata read locally, your photos stay private.