Examine source code of Light Red

{
  "name": "Light Red",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "light red bg.png"
    },
    "colors": {
      "frame": "rgba(196, 61, 61, 1)",
      "tab_background_text": "rgba(255, 163, 163, 1)",
      "toolbar": "rgba(255, 143, 143, 1)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(255, 178, 178, 1)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)"
    }
  }
}