Examine source code of honeycomb-dark

{
  "name": "honeycomb-dark",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Dark.png"
    },
    "colors": {
      "frame": "rgba(33, 33, 33, 1)",
      "tab_background_text": "rgba(255, 235, 59, 1)",
      "toolbar": "rgba(66, 66, 66, 1)",
      "bookmark_text": "rgba(255, 235, 59, 1)",
      "toolbar_field": "rgba(66, 66, 66, 1)",
      "toolbar_field_text": "rgba(255, 235, 59, 1)",
      "tab_line": "rgba(255, 235, 59, 1)"
    }
  }
}