Is there a way to create a UI material for texts that dynamically changes color based on the color behind to make it clearer to read?

[SupportiveEntity]

Hey there @GlenZPS! Usually when making an inversion material, I’d go with a setup like this:

However this only works for the Surface and Post Processing domains. The User interface domain doesn’t have access to scene color or scene texture nodes. If you can find a way to sample the scene color and provide it to a UI domain material, something like this may work or point you in the right direction.

Though you may be able to do it with post processing

Is it possible to get negative colors on UMG?

Simply put, I want to have part of the UMG to display the negative colors of the scene. How should I do it? My current solution is creating a regular material, using scene color node and 1-x node to get the negative colors, applying this material to a 2D sprite, and always placing the sprite in front of the player camera. That seems a hack (?). When I try to create an image in UMG and add that material to the image, the editor tells me the material has to switch from surface to user interface …