Brutal

Any action will affect your currently selected layers> Remove AllRemove all colorsThis will leave only transparent layers/frames/texts/paths...> Remove StylesRemove all color stylesColor variables and custom colors remain untouched> Remove VariablesRemove all color variablesColor styles and custom colors remain untouched> Remove custom colorsRemove all colors which are not applied as styles or variables> Detach stylesDetaches color stylesLayers will keep the color(s)> Detach variablesDetaches color variablesLayers will keep the color(s)> Replace styles, variables and custom colorsAfterwards every previously colored layer will have the same color applied to there strokes and fillsEffects will be removedOptions:> Replace styles on..Choose if you like to preserve selected layers and remove only styles of it's child layers> Preserve layers by nameLayers with a name matching your input won't be touched.> Preserve nested layersLeaves also child layers untouchedIt's Brutal, it's free. Enjoy!

Known limitations:

Brutal can't remove/replace strokes from sections.