Simple Material Theme

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Simple Material Theme",
  "version": "1.1",
  "description": "A simple Dark Material Theme!",
  "manifest_version": 2,
  "theme": {
    "images": {
      "theme_frame": "images/theme_frame.png",
      "theme_toolbar": "images/theme_toolbar.png",
      "theme_tab_background": "images/theme_tab_background.png"
    },
    "colors": {
      "frame": [
        48,
        54,
        64
      ],
      "toolbar": [
        48,
        54,
        64
      ],
      "tab_text": [
        153,
        199,
        208
      ],
      "tab_background_text": [
        179,
        189,
        202
      ],
      "bookmark_text": [
        153,
        199,
        208
      ],
      "ntp_background": [
        48,
        54,
        64
      ],
      "ntp_text": [
        153,
        199,
        208
      ],
      "button_background": [
        48,
        54,
        64,
        0.9
      ]
    },
    "tints": {
      "buttons": [
        0.53,
        0.37,
        0.71
      ]
    },
    "properties": {
      "ntp_background_alignment": "bottom",
      "ntp_background_repeat": "no-repeat"
    }
  }
}