Examine source code of Soft Olive Velvet

{
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "#243624",
      "tab_background_text": "#a0ff70"
    }
  },
  "version": "2.0",
  "name": "Soft Olive Velvet Pattern",
  "manifest_version": 2,
  "description": "Soft Olive Velvet Pattern",
  "browser_specific_settings": {
    "gecko": {
      "id": "{7fe1a5c7-f676-4d2a-af0f-0eaed38ddf8a}"
    }
  }
}