react/src/devtools/views/root.css

:root {
  /**
   * IMPORTANT: When new theme variables are added below– also add them to SettingsContext updateThemeVariables()
   */

  /* Light theme */
  --light-color-attribute-name: #ef6632;
  --light-color-attribute-value: #1a1aa6;
  --light-color-attribute-editable-value: #1a1aa6;
  --light-color-background: #ffffff;
  --light-color-button-background: #ffffff;
  --light-color-button-background-focus: #ebf1fb;
  --light-color-button-background-hover: #ffffff;
  --light-color-button: #0088fa;
  --light-color-button-disabled: #cfd1d5;
  --light-color-button-focus: #3578e5;
  --light-color-button-hover: #3578e5;
  --light-color-border: #eeeeee;
  --light-color-commit-did-not-render: #cfd1d5;
  --light-color-commit-gradient-0: #37afa9;
  --light-color-commit-gradient-1: #63b19e;
  --light-color-commit-gradient-2: #80b393;
  --light-color-commit-gradient-3: #97b488;
  --light-color-commit-gradient-4: #abb67d;
  --light-color-commit-gradient-5: #beb771;
  --light-color-commit-gradient-6: #cfb965;
  --light-color-commit-gradient-7: #dfba57;
  --light-color-commit-gradient-8: #efbb49;
  --light-color-commit-gradient-9: #febc38;
  --light-color-commit-gradient-text: #000000;
  --light-color-component-name: #6a51b2;
  --light-color-component-name-inverted: #ffffff;
  --light-color-dim: #777d88;
  --light-color-dimmer: #cfd1d5;
  --light-color-dimmest: #eff0f1;
  --light-color-expand-collapse-toggle: #777d88;
  --light-color-hover-background: #ebf1fb;
  --light-color-inactive-background: #f1f1f1;
  --light-color-jsx-arrow-brackets: #333333;
  --light-color-jsx-arrow-brackets-inverted: rgba(255, 255, 255, 0.7);
  --light-color-modal-background: rgba(255, 255, 255, 0.75);
  --light-color-record-active: #fc3a4b;
  --light-color-record-hover: #3578e5;
  --light-color-record-inactive: #0088fa;
  --light-color-search-match: yellow;
  --light-color-search-match-current: #f7923b;
  --light-color-selected-background: #0088fa;
  --light-color-selected-border: #0088fa;
  --light-color-selected-foreground: #ffffff;
  --light-color-text-color: #000000;

  /* Dark theme */
  --dark-color-attribute-name: #9d87d2;
  --dark-color-attribute-value: #cedae0;
  --dark-color-attribute-editable-value: yellow;
  --dark-color-background: #282c34;
  --dark-color-button-background: #282c34;
  --dark-color-button-background-focus: #3d424a;
  --dark-color-button-background-hover: #282c34;
  --dark-color-button: #61dafb;
  --dark-color-button-disabled: #777d88;
  --dark-color-button-focus: #a2e9fc;
  --dark-color-button-hover: #a2e9fc;
  --dark-color-border: #3d424a;
  --dark-color-commit-did-not-render: #777d88;
  --dark-color-commit-gradient-0: #37afa9;
  --dark-color-commit-gradient-1: #63b19e;
  --dark-color-commit-gradient-2: #80b393;
  --dark-color-commit-gradient-3: #97b488;
  --dark-color-commit-gradient-4: #abb67d;
  --dark-color-commit-gradient-5: #beb771;
  --dark-color-commit-gradient-6: #cfb965;
  --dark-color-commit-gradient-7: #dfba57;
  --dark-color-commit-gradient-8: #efbb49;
  --dark-color-commit-gradient-9: #febc38;
  --dark-color-commit-gradient-text: #000000;
  --dark-color-component-name: #61dafb;
  --dark-color-component-name-inverted: ##282828;
  --dark-color-dim: #8f949d;
  --dark-color-dimmer: #777d88;
  --dark-color-dimmest: #4f5766;
  --dark-color-expand-collapse-toggle: #8f949d;
  --dark-color-hover-background: #3d424a;
  --dark-color-inactive-background: #3d424a;
  --dark-color-jsx-arrow-brackets: #777d88;
  --dark-color-jsx-arrow-brackets-inverted: rgba(255, 255, 255, 0.7);
  --dark-color-modal-background: rgba(0, 0, 0, 0.75);
  --dark-color-record-active: #fc3a4b;
  --dark-color-record-hover: #a2e9fc;
  --dark-color-record-inactive: #61dafb;
  --dark-color-search-match: yellow;
  --dark-color-search-match-current: #f7923b;
  --dark-color-selected-background: #178fb9;
  --dark-color-selected-border: #178fb9;
  --dark-color-selected-foreground: #ffffff;
  --dark-color-text-color: #ffffff;

  /* Font smoothing */
  --light-font-smoothing: auto;
  --dark-font-smoothing: antialiased;
  --font-smoothing: auto;

  /* Compact density */
  --compact-font-size-monospace-small: 9px;
  --compact-font-size-monospace-normal: 11px;
  --compact-font-size-monospace-large: 15px;
  --compact-font-size-sans-small: 10px;
  --compact-font-size-sans-normal: 12px;
  --compact-font-size-sans-large: 14px;
  --compact-line-height-data: 18px;

  /* Comfortable density */
  --comfortable-font-size-monospace-small: 10px;
  --comfortable-font-size-monospace-normal: 13px;
  --comfortable-font-size-monospace-large: 17px;
  --comfortable-font-size-sans-small: 12px;
  --comfortable-font-size-sans-normal: 14px;
  --comfortable-font-size-sans-large: 16px;
  --comfortable-line-height-data: 22px;

  /* GitHub.com system fonts */
  --font-family-monospace: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo,
    Courier, monospace;
  --font-family-sans: -apple-system, BlinkMacSystemFont, Segoe UI, Helvetica,
    Arial, sans-serif, Apple Color Emoji, Segoe UI Emoji, Segoe UI Symbol;

  /* Constant values shared between JS and CSS */
  --interaction-commit-size: 10px;
  --interaction-label-width: 200px;
}

* {
  box-sizing: border-box;

  -webkit-font-smoothing: var(--font-smoothing);
}