Examine source code of Limed Ash

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Limed Ash",
  "icons": {
    "32": "images/icon.svg"
  },
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-031-9570e8d1f7a5f835c92e764693337f43.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(135, 152, 106)",
      "toolbar_text": "rgb(33, 36, 30)",
      "frame": "rgb(113, 131, 85)",
      "tab_background_text": "rgb(233, 245, 219)",
      "toolbar_field": "rgb(151, 169, 124)",
      "toolbar_field_text": "rgb(63, 66, 56)",
      "tab_line": "rgb(63, 66, 56)",
      "popup": "rgb(113, 131, 85)",
      "popup_text": "rgb(245, 255, 230)",
      "ntp_background": "rgb(181, 201, 154)",
      "ntp_text": "rgb(71, 57, 7)",
      "tab_loading": "rgb(63, 66, 56)"
    }
  }
}