Examine source code of 1989 theme (Taylor Swift)

{
  "name": "1989 themed background (Taylor Swift)",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "att 8 (3).png"
    },
    "colors": {
      "frame": "rgba(197, 205, 224, 1)",
      "tab_background_text": "rgba(184, 235, 252, 1)",
      "toolbar": "rgba(255, 220, 196, 1)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)",
      "tab_line": "rgba(50, 92, 181, 0.37)"
    }
  }
}