Examine source code of To B Green

{
  "name": "To B Green",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "Header.jpg"
    },
    "colors": {
      "frame": "rgba(25, 99, 5, 1)",
      "tab_background_text": "rgba(219, 255, 219, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(219, 255, 219, 1)",
      "toolbar_field": "rgba(23, 99, 4, 0.11)",
      "toolbar_field_text": "rgba(219, 255, 219, 1)"
    }
  }
}