Examine source code of Oceanic Theme V2

{
  "name": "Oceanic Theme V2",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Screen Shot 2021-02-04 at 12.28.31 PM.png"
    },
    "colors": {
      "frame": "rgba(8, 67, 80, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(13, 91, 108, 1)",
      "bookmark_text": "rgba(157, 223, 223, 1)",
      "toolbar_field": "rgba(18, 71, 84, 1)",
      "toolbar_field_text": "rgba(196, 229, 242, 1)"
    }
  }
}