iSh shell Atom One Dark theme.

OneDark.json

{
  "appearance" : {
    "darkOverride" : false,
    "lightOverride" : true
  },
  "shared" : {
    "backgroundColor" : "#282c34",
    "colorPaletteOverrides" : [
      "#282c34",
      "#e06c75",
      "#98c379",
      "#d19a66",
      "#56b6c2",
      "#c678dd",
      "#56b6c2",
      "#d0d0d0",
      "#808080",
      "#e06c75",
      "#98c379",
      "#d19a66",
      "#56b6c2",
      "#c678dd",
      "#56b6c2",
      "#e2e2e2"
    ],
    "cursorColor" : "#abb2bf",
    "foregroundColor" : "#abb2bf"
  },
  "version" : 1
}