Examine source code of zero two

{
  "name": "zero two",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "zero two (2).png"
    },
    "colors": {
      "frame": "rgba(227, 229, 232, 0.56)",
      "tab_background_text": "rgba(52, 46, 92, 1)",
      "toolbar": "rgba(12, 21, 36, 0.48)",
      "bookmark_text": "rgba(64, 65, 97, 1)",
      "toolbar_field": "rgba(52, 52, 92, 0.28)",
      "toolbar_field_text": "rgba(70, 70, 110, 0.31)"
    }
  }
}