Harness-engineering a11y-color-contrast

name: a11y-color-contrast version: '1.0.0' description: Ensure sufficient color contrast ratios and avoid color-only information conveyance stability: static cognitive_mode: advisory-guide type: knowledge tier: 3 triggers:

• manual platforms:
• claude-code
• gemini-cli
• cursor
• codex tools: [] paths:
• '**/*.tsx'
• '**/*.html'
• '**/*.vue'
• '**/*.svelte'
• '**/*.astro'
• '**/*.css'
• '**/*.scss' related_skills:
• a11y-semantic-html
• a11y-image-text-alt
• design-color-accessibility
• design-contrast-ratio stack_signals:
• accessibility
• react
• typescript keywords:
• contrast
• color
• wcag
• ratio
• low-vision
• color-blind metadata: author: community upstream: w3.org/WAI/WCAG21/Understanding/contrast-minimum state: persistent: false files: [] depends_on: []