broken sprites colors,Broken sprites colors

when I imported a pixel art sprite with a specific color palette, when working with them the colors of these were changed what can I do,when I imported a sprite with a specific color palette, when working with them the colors of these were changed, what can I do?

Can you show us a screenshot with the original and the rendered image?

From the top of my head, I suppose it is getting tinted via image-color or background-tint but it’s just a wild guess.