Blender Files Color Modification

Hi, I'm looking for someone to recolor some Blender images / files.

There's two characters. We need the blue color changed to: 99c2a2

Here are the files: https://drive.google.com/file/d/171HSSEHuirrhC6rRMI8MHYlPlNlUI_4p/view?usp=sharing

We have a $15 budget.