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Pastel vs OKLCH Color Picker: catalog facts
Pastel	OKLCH Color Picker
Free The open-source application is available without a license fee.	Free Free to use in the browser.
Windows, macOS, Linux	Web
Multiple color formats and composable commands	Converts HEX, RGB and HSL to OKLCH Shows sRGB fallbacks for wide-gamut colors
A terminal workflow rather than a graphical design editor.	Focused on a single color at a time rather than whole palettes Assumes some familiarity with OKLCH and color gamuts
Downloadable app	Web application
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 23, 2026

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