This is a very simple sketch plugin that permits you to copy a list of all the used colors in your layers. It does not check if a color variable or a style exists, it just copy the color applied to any fill/text color element.
Disclaimers:
- the plugin do not manage tints nor artboard backgrounds
- the plugin export the HEX without any opacity
- Download the latest release, unzip and double click on the .sketchplugin file.