Awesome

Slate Theme for Home Assistant

Full Home Assistant configuration files can be found here.

Download the slate.yaml file from inside the themes directory here to your local themes directory.

Make sure to add themes: !include_dir_merge_named themes under frontend: in your config.yaml like so:

frontend:
  themes: !include_dir_merge_named themes

Restart Home Assistant and select your theme by clicking on your user's profile circle in the bottom left.

Recommended colors for graphs, bars, etc.