Alternatives to ColorZilla
Browser extension eyedropper, color picker and gradient generator. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
ColorZilla
Browser extension eyedropper, color picker and gradient generator.
Replacements
Listings that take over the same core job as ColorZilla.
Pika
Pick colors from your screen with a macOS utility.
Pika is a free, open source macOS app that picks colors from anywhere on screen rather than only the browser window, but it lacks a gradient generator.
ColorSlurp
Color picker for Mac and iOS with a magnifier and palette management.
ColorSlurp is a native Mac and iOS picker with a magnifier, palette management and contrast checking, with its full feature set requiring a paid tier.
Gpick
An open-source desktop color picker and palette editor written in C++ with the GTK toolkit.
Gpick is an open source desktop app for Windows and Linux that samples colors anywhere on the desktop and edits palettes, not just inside the browser.
Just Color Picker
A free portable colour picker and colour editor for Windows and macOS that works offline.
Just Color Picker is a free portable desktop picker for Windows and macOS that works offline and picks outside the browser, without a gradient generator.
Sip
A macOS menu bar color picker for collecting, organizing and sharing color palettes.
Sip is a paid macOS menu bar picker with palette organization, contrast checking and color blindness simulation, available only on macOS.
Also worth comparing
These listings name ColorZilla as their own alternative, so the relationship runs both ways.
CSS Gradient
A free web generator for linear and radial CSS gradient backgrounds, with ready-made examples.
ColorZilla offers a gradient generator inside a browser extension together with an eyedropper, rather than a standalone website.
Eyedropper
A GNOME app for picking colors from the screen and viewing them in many color formats.
ColorZilla is a browser extension eyedropper with a gradient generator, limited to picking colors from within the browser window.
Grabient
A web editor for building CSS linear gradients and copying the resulting code.
ColorZilla moves gradient generation into a browser extension that also works as an eyedropper and color picker.
HTML Color Codes
A web color picker and reference for Hex, RGB, HSL and OKLCH color codes.
ColorZilla moves color picking into a browser extension eyedropper that samples colors from any page, with a gradient generator included.
Instant Eyedropper
A free screen color picker for Windows and Linux that copies the picked color to the clipboard.
ColorZilla is a free browser extension eyedropper with a gradient generator, but only picks colors inside the browser window.
Mesher
A free web tool from CSS Hero that creates mesh gradient backgrounds using only CSS.
ColorZilla includes a gradient generator inside a browser extension that also works as an eyedropper, without mesh gradient output.
uiGradients
A community-contributed web collection of color gradients, each with CSS you can copy.
ColorZilla is a free browser extension whose gradient generator sits alongside an eyedropper, so gradients are built in the browser rather than picked from a gallery.
Similar software
Related functionality, not a direct replacement.
Pastel
Generate, convert and manipulate colors from the command line.
Coolors
Fast color palette generator for browsing and tweaking combinations.
Realtime Colors
A web tool that previews a color palette and font pairing on a realistic page layout as you edit it.