Examine source code of color pattern 1

{
  "theme": {
    "images": {
      "theme_frame": "firefoxpattern1.JPG"
    },
    "colors": {
      "frame": "#0404db",
      "tab_background_text": "#0933ed"
    }
  },
  "version": "2.0",
  "name": "color pattern 1",
  "manifest_version": 2,
  "description": "cool colors and patterns, simple but great"
}