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ColorUI vs Random Color Generator

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

ColorUI compared with Random Color Generator
DetailColorUI logo ColorUI Random Color Generator
What it doesThe ultimate color toolkit for designers, decorators, artists, and creators. 40+ free tools, no sign-up, fast on every device. Free online tool for generating random HEX, RGB, and HSL colors instantly
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Free
PricingNot given Not given
Key features
  • Palette Generator
  • Color Picker with HEX, RGB, HSL, OKLCH, LAB outputs
  • Image Color Extractor
  • WCAG and APCA Contrast Checker
  • Color Blindness Simulator
  • CSS Gradient Generator
  • Design Token Export W3C DTCG
  • Color Wheel Harmonies
  • Tailwind Color Palette
  • Material You Colors
  • Instant random color generation with spacebar shortcut
  • HEX, RGB, and HSL color code display with 1-click copy
  • 2 to 10 color harmonized palette generator with smart color locking
  • Export palettes to CSS Variables, SVG, PNG, and shareable URLs
  • WCAG 2.1 contrast checker with relative luminance calculation
  • Color of the Day inspiration
  • Local-first saved palettes storage with zero tracking
  • Browser sidepanel for inspecting colors and testing contrast
  • Color Eye Quiz mini-game to test designer skills
What makes it different
  • No sign-ups, no paywalls, runs entirely in browser
  • Perceptually uniform color math with OKLCH and LAB
  • Accessibility-first design with inline contrast and CVD simulation
  • Export to multiple formats: CSS, Tailwind, SCSS, W3C tokens, Android, iOS
  • Wide-gamut Display P3 and CSS Color Level 4 support
  • 0-latency generation with instant spacebar triggering
  • Exact conversions across HEX, RGB, HSL with automated WCAG 2.1 contrast metrics
  • Hyper-focused neutral UI allowing generated hues to take center stage
  • Free forever with no sign-up required
Community votes00
DR (Domain Rating by Ahrefs)1 no change since last check3 no change since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)715
Referring domains (Majestic)92

4 details filled in for both companies.

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