Examine source code of skyblue light

{
  "theme": {
    "images": {
      "theme_frame": "firefoxlightbluesky.jpg"
    },
    "colors": {
      "frame": "#C6E2F8",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "skyblue light",
  "manifest_version": 2,
  "description": "Sky blue, light blue and pale blue, highlighted with hints of pink and aqua. Soft, gentle pastels."
}