Examine source code of Persona 4 Game Theme

{
  "name": "Persona 4 Theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "P4 banner.png"
    },
    "colors": {
      "frame": "rgba(81, 115, 184, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(255, 225, 0, 0.48)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(245, 245, 245, 1)",
      "toolbar_field_text": "rgba(61, 76, 97, 1)"
    }
  }
}