Examine source code of Pride Theme 2.0

{
  "name": "Proud!",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "pride-v5.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(167, 132, 173, 0.48)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(165, 209, 212, 1)",
      "toolbar_field_text": "rgba(3, 3, 3, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{20958f37-86f3-48c0-a651-de0daa00b0e1}"
    }
  }
}