Examine source code of Pastel Winter

{
  "theme": {
    "images": {
      "theme_frame": "PastelWinterH.jpg"
    },
    "colors": {
      "frame": "#4009a8",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Pastel Winter",
  "manifest_version": 2,
  "description": "sky, clouds, pink, purple, abstract, trees, cold, frost, snow"
}