Examine source code of rainbow stuff on white

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#613a33",
      "tab_background_text": "#9e1414"
    }
  },
  "version": "2.0",
  "name": "rainbow stuff on white",
  "manifest_version": 2,
  "description": "I do not own the picture ! Thank you for viewing and using!"
}