Skip to the shop floor

ColorUI vs ProofOkay

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 ProofOkay
DetailColorUI logo ColorUIProofOkay logo ProofOkay
What it doesThe ultimate color toolkit for designers, decorators, artists, and creators. 40+ free tools, no sign-up, fast on every device. Proof approval software for anything that gets printed
StageNot given Not given
FoundedNot given Not given
Based inNot given Not given
Pricing modelFree Paid
PricingNot given $49 per month USD for unlimited users and unlimited proofs. 7 days free to look around with no card, then 14 days free trial.
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
  • Zoomable native file preview for PDF, Illustrator, EPS, Photoshop, TIFF, JPEG and PNG
  • Automatic print check at final print size for file size, image sharpness, vector status, CMYK/RGB color, bleed and fonts
  • Three approval options: Approve, Approve with changes, or Request changes
  • File uploads up to 300 MB with resumable uploads
  • No customer account or login required
  • Automatic reminders on custom schedule
  • Version tracking with message threads per proof
  • Customizable approval boxes and email wording
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
  • Customers zoom into native files and see fine print sharp instead of flattened JPEGs
  • Automatic print check at final print size catches issues before approval
  • One flat price for unlimited users and proofs instead of per-seat pricing
  • Made by the team behind PrinterFlo with upgrade path to full shop software
Community votes00
DR (Domain Rating by Ahrefs)1 no change since last check4 −1 (down) since last check
Trust Flow (Majestic)80
Citation Flow (Majestic)70
Referring domains (Majestic)90

4 details filled in for both companies.

More alternatives to ColorUI More alternatives to ProofOkay

Support