Examine source code of Nebula — Ocean Depth

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Nebula — Ocean Depth",
  "description": "Deep midnight ocean with cobalt, cyan and seafoam aurora. Cool, calm and sharp.",
  "browser_specific_settings": {
    "gecko": {
      "id": "nebula-ocean-depth@theme",
      "strict_min_version": "68.0"
    }
  },
  "theme": {
    "images": {
      "theme_frame": "header_light.png"
    },
    "colors": {
      "frame": "#E4ECF8",
      "frame_inactive": "#EEF4FC",
      "tab_background_text": "#1A3060",
      "tab_background_text_inactive": "#7090B0",
      "tab_selected_text": "#0A1840",
      "tab_line": "#2070C0",
      "tab_loading_indicator": "#00A090",
      "tab_text": "#1A3060",
      "background_tab_text": "#5070A0",
      "toolbar": "#EEF4FC",
      "toolbar_text": "#0A1840",
      "toolbar_field": "#FFFFFF",
      "toolbar_field_text": "#0A1840",
      "toolbar_field_border": "#B8CCE8",
      "toolbar_field_focus": "#F0F6FF",
      "toolbar_field_text_focus": "#060F28",
      "toolbar_field_border_focus": "#2070C0",
      "toolbar_top_separator": "#C8DCF0",
      "toolbar_bottom_separator": "#E4ECF8",
      "icons": "#2070C0",
      "icons_attention": "#00A090",
      "button_background_hover": "#D8E8F8",
      "button_background_active": "#C8D8F0",
      "sidebar": "#EEF4FC",
      "sidebar_text": "#0A1840",
      "sidebar_highlight": "#2070C0",
      "sidebar_highlight_text": "#FFFFFF",
      "sidebar_border": "#C8DCF0",
      "popup": "#FFFFFF",
      "popup_text": "#0A1840",
      "popup_border": "#C8DCF0",
      "popup_highlight": "#2070C0",
      "popup_highlight_text": "#FFFFFF",
      "ntp_background": "#E4ECF8",
      "ntp_card_background": "#F0F6FF",
      "ntp_text": "#0A1840"
    }
  },
  "dark_theme": {
    "images": {
      "theme_frame": "header_dark.png"
    },
    "colors": {
      "frame": "#060C1A",
      "frame_inactive": "#040A14",
      "tab_background_text": "#B0C8F0",
      "tab_background_text_inactive": "#506080",
      "tab_selected_text": "#E0EEFF",
      "tab_line": "#3090E0",
      "tab_loading_indicator": "#00D0C0",
      "tab_text": "#B0C8F0",
      "background_tab_text": "#708AAA",
      "toolbar": "#0A1428",
      "toolbar_text": "#C0D8F8",
      "toolbar_field": "#101E38",
      "toolbar_field_text": "#D0E4FF",
      "toolbar_field_border": "#1E3050",
      "toolbar_field_focus": "#142040",
      "toolbar_field_text_focus": "#E8F4FF",
      "toolbar_field_border_focus": "#3090E0",
      "toolbar_top_separator": "#1A2E50",
      "toolbar_bottom_separator": "#060C1A",
      "toolbar_vertical_separator": "#1A2E50",
      "icons": "#3090E0",
      "icons_attention": "#00D0C0",
      "button_background_hover": "#162038",
      "button_background_active": "#1E2E48",
      "sidebar": "#0A1428",
      "sidebar_text": "#C0D8F8",
      "sidebar_highlight": "#3090E0",
      "sidebar_highlight_text": "#FFFFFF",
      "sidebar_border": "#1A2E50",
      "popup": "#101E38",
      "popup_text": "#C0D8F8",
      "popup_border": "#1A2E50",
      "popup_highlight": "#3090E0",
      "popup_highlight_text": "#FFFFFF",
      "ntp_background": "#060C1A",
      "ntp_card_background": "#0A1428",
      "ntp_text": "#C0D8F8"
    }
  }
}