Examine source code of Material-Navy-Blue

{
  "name": "Material-Navy-Blue",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "bitmap.png"
    },
    "colors": {
      "frame": "rgba(4, 31, 61, 1)",
      "tab_background_text": "rgba(175, 198, 247, 1)",
      "toolbar": "rgba(46, 64, 90, 1)",
      "bookmark_text": "rgba(175, 198, 247, 1)",
      "toolbar_field": "rgba(3, 21, 42, 1)",
      "toolbar_field_text": "rgba(175, 198, 247, 1)",
      "tab_line": "rgba(175, 198, 247, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{dc0110a2-05ed-4f3b-870e-b60d9a415016}"
    }
  }
}