44cea9443b
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DSS Project Analysis / dss-context-update (push) Has been cancelled
This reverts commit 9dbd56271e.
112 lines
3.3 KiB
JSON
112 lines
3.3 KiB
JSON
{
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"$schema": "../schemas/rule.schema.json",
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"id": "accessibility",
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"version": "1.0.0",
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"name": "Accessibility Rules",
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"description": "WCAG 2.1 AA compliance rules for accessible design",
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"category": "accessibility",
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"severity": "error",
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"rules": [
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{
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"id": "images-have-alt",
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"name": "Images Must Have Alt Text",
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"description": "All img elements must have meaningful alt text or be marked decorative",
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"severity": "error",
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"wcag": "1.1.1",
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"validation": {
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"type": "attribute-required",
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"element": "img",
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"attribute": "alt",
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"allowEmpty": true,
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"emptyMeansDecorative": true
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}
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},
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{
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"id": "buttons-have-text",
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"name": "Buttons Must Have Accessible Names",
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"description": "Button elements must have visible text or aria-label",
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"severity": "error",
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"wcag": "4.1.2",
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"validation": {
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"type": "accessible-name",
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"elements": ["button", "[role=button]"],
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"sources": ["text content", "aria-label", "aria-labelledby"]
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}
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},
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{
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"id": "form-labels",
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"name": "Form Inputs Must Have Labels",
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"description": "All form inputs must be associated with a label",
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"severity": "error",
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"wcag": "1.3.1",
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"validation": {
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"type": "label-association",
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"elements": ["input", "select", "textarea"],
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"methods": ["for/id", "aria-labelledby", "aria-label", "wrapper"]
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}
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},
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{
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"id": "focus-visible",
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"name": "Focus Must Be Visible",
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"description": "Interactive elements must have visible focus indicators",
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"severity": "error",
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"wcag": "2.4.7",
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"validation": {
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"type": "focus-style",
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"minContrastRatio": 3.0,
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"forbiddenPatterns": ["outline: none", "outline: 0", ":focus { outline: none }"]
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}
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},
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{
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"id": "color-not-only",
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"name": "Color Not Only Indicator",
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"description": "Information must not be conveyed by color alone",
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"severity": "warning",
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"wcag": "1.4.1",
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"guidelines": [
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"Error states need icon + color + text",
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"Links in text need underline or other indicator",
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"Status indicators need icon or pattern"
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]
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},
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{
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"id": "touch-target-size",
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"name": "Minimum Touch Target Size",
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"description": "Interactive elements must be at least 44x44 CSS pixels",
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"severity": "warning",
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"wcag": "2.5.5",
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"validation": {
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"type": "size-check",
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"minWidth": 44,
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"minHeight": 44,
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"elements": ["button", "a", "[role=button]", "input[type=checkbox]", "input[type=radio]"]
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}
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},
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{
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"id": "keyboard-navigation",
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"name": "Keyboard Navigation",
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"description": "All functionality must be accessible via keyboard",
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"severity": "error",
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"wcag": "2.1.1",
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"validation": {
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"type": "keyboard-accessible",
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"requirements": [
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"All interactive elements focusable",
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"No keyboard traps",
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"Logical tab order",
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"Skip links for navigation"
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]
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}
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}
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],
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"compliance": {
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"level": "AA",
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"standards": ["WCAG 2.1"],
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"testingTools": [
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"axe-core",
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"pa11y",
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"lighthouse"
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]
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}
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}
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