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Coulr vs Eyedropper: catalog facts
Coulr	Eyedropper
Free Free and open source under the MIT licence.	Free Free and open source.
Linux	Linux
Screen color picker built in Quick conversion between RGB and hex	Picks colors from anywhere on the screen Converts between many color formats
Linux only Few features beyond conversion and picking	Linux only Best suited to GNOME desktops
Downloadable app	Downloadable app
Open source	Open source
License: MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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