Examine source code of Gold Dark Theme

{
  "manifest_version": 2,

  "applications": {
    "gecko": {
      "id": "gold-dark-theme@mnp",
      "strict_min_version": "58.0"
    }
  },

  "name": "Gold Theme",
  "version": "1.5",
  "description": "Gold Dark theme for Firefox",

  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  },

  "theme": {
    "colors": {
      "tab_line": "#7a5a0b",
      "textcolor": "#00BFFF",
      "accentcolor": "000B10",
      "tab_loading": "#034D54",
	  
	  "icons": "#a2aeb3", //"icons": "##FFF8DC",
      "icons_attention": "#37e3ff",

      "toolbar": "#002329",
      "toolbar_text": "#00BFFF",
      "toolbar_top_separator": "#000000",
      "toolbar_bottom_separator": "#000000",
      "toolbar_vertical_separator": "#000000",

      "toolbar_field": "rgba(0,0,0,0.85)",
      "toolbar_field_text": "#00BFFF",
      "toolbar_field_focus": "rgb(0,0,0)", 
      "toolbar_field_border": "rgb(0,0,0)", 
      "toolbar_field_separator": "rgba(98,98,98,0.2)",
      "toolbar_field_border_focus": "#2a2b2c",

      "button_background_hover": "#366357",
      "button_background_active": "#30544b",

      "popup": "#002329",
      "popup_text": "#FFAB00",
      "popup_border": "#7a5a0b",
      "popup_highlight": "#034D54",
      "popup_highlight_text": "#E3EAF3",

      "ntp_text": "#D3DAE3",
      "ntp_background": "#3d3d3d",

      "sidebar": "#404552",
      "sidebar_text": "#D3DAE3",
      "sidebar_border": "#2B2E39",
      "sidebar_highlight": "#5294E2",
      "sidebar_highlight_text": "#E3EAF3"
    }
  }
}