Compare software

ColorBoxScale
Free

Free to use in the browser; no paid tier is shown on the page.

 Free

Free to use in the browser.

Web Web
  • Fine control over each channel with easing curves
  • Shows contrast ratios for every step
  • Builds a full scale from one base color
  • Adjustable hue and saturation curves across the scale
  • Curve-based controls take some learning
  • Aimed at systematic scales rather than quick inspiration
  • Focused on scales only, not full multi-color palettes
  • Little documentation on the page itself
Web application Web application
Closed source Closed source
License not stated License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 23, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.