Examine source code of Ocean Sky Gradient

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#9db7bd",
      "tab_background_text": "#ff00cc"
    }
  },
  "version": "2.0",
  "name": "Ocean Sky Gradient",
  "manifest_version": 2,
  "description": "Inspired off of an album cover, I hope you like it.\nIt is the color of the sky at a beach, maybe a little bit of clouds."
}