Gmail Label Colorizer od pjpscriv

A small, simple extension for making any-color labels in Gmail.

Modifies the pre-existing "Add custom color" modal in Gmail to use simple
color pickers. Provides the option to automatically set the text to black or white depending on the background.

If you have any issues or feature requests -
post them to https://github.com/pjpscriv/gmail-label-colorizer/issues