Use an icon packager (like Shortcuts on iPhone) to change your app icons to shades of cream, slate grey, or deep forest green.
For many, seeing the album art provides a sense of calm and introspection every time they unlock their phone. How to Create the "30" Widget Top 30 by adele widget top
If you aren't a DIY designer, you can find pre-made assets by searching: Use an icon packager (like Shortcuts on iPhone)