jetbrains-settings/material_theme.xml

<application>
  <component name="MaterialThemeConfig">
    <option name="accentColor" value="eeca3f" />
    <option name="selectedTheme" value="CUSTOM" />
    <option name="userId" value="-7da661d8:18b4bcebeef:-8000" />
    <option name="version" value="8.12.6" />
  </component>
</application>