Examine source code of Terminal-Dark

{
  "name": "Terminal-Dark",
  "manifest_version": 2,
  "version": "7.0",
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "toolbar": "rgba(145, 186, 149, 1)",
      "toolbar_field": "rgba(60, 60, 60, 1)",
      "toolbar_field_text": "rgba(0, 255, 21, 1)",
      "frame": "rgba(140, 140, 140, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "bookmark_text": "rgba(255, 255, 255, 1)"
    }
  }
}