Generated by SassMeister.com.

input.scss

[data-key="\\"] {
    color: red;
}

[data-key=\\] {
    color: red;
}

[data-key="test"] {
    color: red;
}

a[href="https://css-tricks.com"] {
  color: #E18728;
}

output.css

[data-key=\] {
  color: red;
}

[data-key=\\] {
  color: red;
}

[data-key=test] {
  color: red;
}

a[href="https://css-tricks.com"] {
  color: #E18728;
}

settings.json

{
  "sass": {
    "compiler": "dart-sass/1.32.12",
    "extensions": {},
    "syntax": "SCSS",
    "outputStyle": "expanded"
  },
  "autoprefixer": false
}