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modern-html-accessibility-primitives

Category: Product  ·  Sub-category: accessibility  ·  Last updated:
type:audit
Native a11y primitives — focus-visible, focus-within, inert, prefers-reduced-motion, prefers-color-scheme, prefers-contrast, forced-colors, accessibility-tree for dialog/popover/anchor-positioning, ARIA labeling for native primitives. Use when: writing focus styles, keyboard nav, animating UI, picking colors, modal/popover content, auditing component a11y. Skip: backend code, non-rendered content.

What this skill does

modern-html-accessibility-primitives is a community-contributed Claude Code skill in the accessibility sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/accessibility-primitives/ and loads when your prompt matches the skill's trigger.

When to invoke it: Use when: writing focus styles, keyboard nav, animating UI, picking colors, modal/popover content, auditing component a11y. Skip: backend code, non-rendered content.

Who uses this skill

The modern-html-accessibility-primitives Claude Code skill is built for product managers, product designers, and cross-functional teams planning, shipping, and measuring product features. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 70,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/accessibility-primitives
curl -L https://claudskills.com/skills/accessibility-primitives/SKILL.md \
  -o ~/.claude/skills/accessibility-primitives/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/accessibility-primitives/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/accessibility-primitives/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\accessibility-primitives\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

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See pricing → Download desktop app

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
ClaudSkills. (2026). modern-html-accessibility-primitives [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/accessibility-primitives/
BibTeX
@misc{accessibility-primitives-2026,
  author    = {ClaudSkills},
  title     = {modern-html-accessibility-primitives [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/accessibility-primitives/}
}

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Browse all Product skills in the ClaudSkills registry, or explore these other picks from the same category:

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