What’s New

Tailwind CSS v4.2.0

v4.2.0
Added
  • Add mauve, olive, mist, and taupe color palettes to the default theme
  • Add @tailwindcss/webpack package to run Tailwind CSS as a webpack plugin
  • Add pbs-* and pbe-* utilities for padding-block-start and padding-block-end
  • Add mbs-* and mbe-* utilities for margin-block-start and margin-block-end
  • Add scroll-pbs-* and scroll-pbe-* utilities for scroll-padding-block-start and scroll-padding-block-end
  • Add scroll-mbs-* and scroll-mbe-* utilities for scroll-margin-block-start and scroll-margin-block-end
  • Add border-bs-* and border-be-* utilities for border-block-start and border-block-end
  • Add inline-*, min-inline-*, max-inline-* utilities for inline-size, min-inline-size, and max-inline-size
  • Add block-*, min-block-*, max-block-* utilities for block-size, min-block-size, and max-block-size
  • Add inset-s-*, inset-e-*, inset-bs-*, inset-be-* utilities for inset-inline-start, inset-inline-end, inset-block-start, and inset-block-end
  • Add font-features-* utility for font-feature-settings
Fixed
  • Prevent double @supports wrapper for color-mix values
  • Allow whitespace around @source inline() argument
  • Emit comment when source maps are saved to files when using @tailwindcss/cli
  • Detect utilities containing capital letters followed by numbers
  • Fix class extraction for Rails' strict locals
  • Align @utility name validation with Oxide scanner rules
  • Fix infinite loop when using @variant inside @custom-variant
  • Allow multiples of .25 in aspect-* fractions (e.g. aspect-8.5/11)
  • Ensure changes to external files listed via @source trigger a full page reload when using @tailwindcss/vite
  • Improve performance of Oxide scanner in bigger projects by reducing file system walks
  • Ensure import aliases in Astro v5 work without crashing when using @tailwindcss/vite
  • Allow escape characters in @utility names to improve support with formatters such as Biome
  • Fix incorrect canonicalization results when canonicalizing multiple times
  • Add .jj to default ignored content directories
Deprecated
  • Deprecate start-* and end-* utilities in favor of inset-s-* and inset-e-* utilities
Added
  • Add mauve, olive, mist, and taupe color palettes to the default theme (#19627)
  • Add @tailwindcss/webpack package to run Tailwind CSS as a webpack plugin (#19610)
  • Add pbs-* and pbe-* utilities for padding-block-start and padding-block-end (#19601)
  • Add mbs-* and mbe-* utilities for margin-block-start and margin-block-end (#19601)
  • Add scroll-pbs-* and scroll-pbe-* utilities for scroll-padding-block-start and scroll-padding-block-end (#19601)
  • Add scroll-mbs-* and scroll-mbe-* utilities for scroll-margin-block-start and scroll-margin-block-end (#19601)
  • Add border-bs-* and border-be-* utilities for border-block-start and border-block-end (#19601)
  • Add inline-*, min-inline-*, max-inline-* utilities for inline-size, min-inline-size, and max-inline-size (#19612)
  • Add block-*, min-block-*, max-block-* utilities for block-size, min-block-size, and max-block-size (#19612)
  • Add inset-s-*, inset-e-*, inset-bs-*, inset-be-* utilities for inset-inline-start, inset-inline-end, inset-block-start, and inset-block-end (#19613)
  • Add font-features-* utility for font-feature-settings (#19623)
Fixed
  • Prevent double @supports wrapper for color-mix values (#19450)
  • Allow whitespace around @source inline() argument (#19461)
  • Emit comment when source maps are saved to files when using @tailwindcss/cli (#19447)
  • Detect utilities containing capital letters followed by numbers (#19465)
  • Fix class extraction for Rails' strict locals (#19525)
  • Align @utility name validation with Oxide scanner rules (#19524)
  • Fix infinite loop when using @variant inside @custom-variant (#19633)
  • Allow multiples of .25 in aspect-* fractions (e.g. aspect-8.5/11) (#19688)
  • Ensure changes to external files listed via @source trigger a full page reload when using @tailwindcss/vite (#19670)
  • Improve performance of Oxide scanner in bigger projects by reducing file system walks (#19632)
  • Ensure import aliases in Astro v5 work without crashing when using @tailwindcss/vite (#19677)
  • Allow escape characters in @utility names to improve support with formatters such as Biome (#19626)
  • Fix incorrect canonicalization results when canonicalizing multiple times (#19675)
  • Add .jj to default ignored content directories (#19687)
Deprecated
  • Deprecate start-* and end-* utilities in favor of inset-s-* and inset-e-* utilities (#19613)
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