Examine source code of FCK_TEMA

{
  "name": "FCK_OFC_TEMA",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Banner.jpg"
    },
    "colors": {
      "frame": "rgba(0, 42, 133, 1)",
      "tab_background_text": "rgba(85, 0, 255, 1)",
      "toolbar": "rgba(0, 17, 255, 1)",
      "bookmark_text": "rgba(110, 3, 224, 1)",
      "toolbar_field": "rgba(0, 81, 255, 1)",
      "toolbar_field_text": "rgba(0, 9, 255, 1)"
    }
  }
}