Examine source code of Bokeh Blue Lights

{
  "theme": {
    "images": {
      "theme_frame": "lightsbokehpersona2.jpg"
    },
    "colors": {
      "frame": "#f7f6ef",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Bokeh Blue Lights",
  "manifest_version": 2,
  "description": "See Cirgil for a summer/spring type theme, this is more suited for winter. Fits well with white websites."
}