Color Guessing Game - Online RGB to Color Challenge
Given an RGB value, pick the matching color square. Multiple difficulty levels. Improve your color perception. Fun for designers.
UD5 Toolkit
Given an RGB value, pick the matching color square. Multiple difficulty levels. Improve your color perception. Fun for designers.
See a color swatch and guess its hex code. Get scored on accuracy. Improve your color intuition. Fun for designers.
See a random color and type its name. Score based on accuracy. Fun for designers. Local.
An interactive color wheel that teaches primary, secondary, tertiary colors, and harmonies. Pick and mix like a pro.
Upload a gradient or enter a palette and simulate how it appears with different types of color vision deficiency. Ensure inclusive data visualization.
Generate a harmonious three‑color palette with a matching simple favicon shape. Perfect for quick project identity. All local.
Enter two hex colors and compute the CIE76, CIE94, and CIEDE2000 color difference. Understand how humans perceive color similarity.
A dedicated color picker with common retro gaming palettes (NES, Gameboy). Pick and copy hex codes. For pixel art creators.
Generate a random placeholder photo with custom dimensions. Unique greyscale images, no external service. Canvas generated.
Create a random video game premise with a setting, protagonist, and twist. For game jams and creative writing. All local.
Enter hex codes and download a PNG swatch image with color names. Useful for design spec documents. Built via canvas.
Generate a small logic puzzle grid (like Einstein’s riddle) with clues. Solve in browser or print. Local generation.
Reduce the number of colors in an image to a retro 8‑bit look. Uses median cut quantization in the browser. Preview and download the stylized result.
Enter the URL of any image and receive a random harmonious palette extracted from it. Click to regen. For quick inspiration.
Feed, play, and care for a cute pixel pet inside your browser. Its state persists via localStorage. Don't let it die!
See a cropped or simplified brand logo and guess the company. Hints available, score track. Local fun, no copyright infringement.
Upload an image and see its RGB and luminance histograms. Understand exposure and color distribution. Photographer tool.
Interactively create colors in HWB space and get the CSS hwb() function. Simplifies tint/shade workflows. Live preview.
Get a beautiful, hand‑picked color combination instead of purely random. Each palette has a name and copyable hex codes.
Enter a website URL and apply a protanopia/deuteranopia/tritanopia filter. Test full page accessibility.
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.
Convert any image into an 8‑bit indexed PNG by reducing to a custom number of colors. Vintage game look. Local quantizer.
Convert hex or RGB to CIELAB L*a*b* values. Understand perceptual lightness and color opponents. Local math.
Enter foreground and background colors and see a matrix of how each pair works for normal, protanopia, deuteranopia, and tritanopia.
A giant Yes/No button that gives a random answer with a satisfying animation. The simplest decision helper ever.
Reduce GIF file size by lowering color count and removing duplicate frames. See side‑by‑side preview. All local.
Convert RGB and hex colors to CIELAB L*a*b* values. Understand perceptual lightness and chromaticity. All local math.
Add a dramatic night‑vision green tint with grain and scanlines to any image. Fun horror/military aesthetic.
Get a random adorable dog picture. Breed info shown if known. Pure mood booster. Client‑side API call.
Upload any image and view it as a person with deuteranopia, protanopia, or tritanopia would. Promote inclusive design.