Text speech bubble colour

[TraceyRothera]

How do i change the colour of the text speech bubble in the message . On a samsumg galaxy 8+

[AndrewL]

@TraceyRothera: Sadly it is not possible to customise the colour scheme of the Messages app. What I'd suggest is checking out the available themes via Settings > Wallpapers and Themes > Themes > My Themes, although please be aware that this will change the overall look of the UI.