{
  "synthetic": true,
  "execution": "Teaching record only; no live integration tested",
  "slug": "status-colour-independent-meaning",
  "group": "accessible-content",
  "title": [
    "An operational status must survive removal of colour",
    "去掉颜色后，业务状态仍须看得懂"
  ],
  "intro": [
    "A warehouse or project dashboard can show red, amber and green dots that look clear to its designer but carry no recoverable meaning for another reader. Commission text or another independent cue that identifies each status, and verify the meaning when colour is unavailable. This is separate from measuring contrast.",
    "仓库或项目仪表盘的红黄绿圆点，对设计者清楚，对其他读者却可能没有可还原含义。应提供文字或独立线索，并验收无颜色时的意义。这与对比度测量分开。"
  ],
  "facts": [
    [
      "WCAG1.4.1 says colour must not be the only visual means of conveying specified information. Other cues can carry the distinction; contrast requirements remain separate.",
      "WCAG1.4.1要求颜色不能是传递相关信息的唯一视觉方式；可用其他线索表达差异，对比度仍另有要求。",
      "https://www.w3.org/WAI/WCAG22/Understanding/use-of-color.html"
    ]
  ],
  "example": [
    [
      [
        "Synthetic itemA: red dot only",
        "Colour removed",
        "Status meaning unavailable; reject"
      ],
      [
        "合成项目A仅红点",
        "去掉颜色",
        "状态意义不可得，拒收"
      ]
    ],
    [
      [
        "ItemB: red dot plus “Review required”",
        "Colour removed",
        "Text still says Review required"
      ],
      [
        "项目B红点加“需要复核”",
        "去掉颜色",
        "仍可读需要复核"
      ]
    ],
    [
      [
        "ItemC: amber dot plus triangle and legend “Pending”",
        "Shape and legend retained",
        "Pending remains distinguishable if legend is accessible"
      ],
      [
        "项目C黄点加三角，图例写等待",
        "形状及图例保留",
        "若图例可访问，等待状态仍可区分"
      ]
    ],
    [
      [
        "Red and green have excellent contrast",
        "No independent meaning cue",
        "Contrast score cannot repair missing status labels"
      ],
      [
        "红绿对比度很好",
        "没有独立意义线索",
        "对比度分数不能补上状态名"
      ]
    ]
  ],
  "steps": [
    [
      "List the actual statuses and the action each requires. Choose clear same-language text or an independently interpretable symbol/legend; avoid vague labels such as “different”.",
      "列出真实状态及各需动作，选清楚同语言文字或可独立解释的符号图例，不用“不同”等含糊标签。"
    ],
    [
      "Review the four filled rows in monochrome or with colour styling removed in an isolated design. Ask a reviewer to identify status and next action without referring to hue.",
      "在隔离设计中用单色或移除颜色样式检查四行，要求审核者不靠色相辨认状态与下一动作。"
    ],
    [
      "Check screen-reader naming, legend proximity, high-contrast mode and actual text contrast separately. Include chart and table exports if they carry the same statuses.",
      "另验读屏名称、图例位置、高对比模式及文字对比度；图表表格导出若带状态，也须检查。"
    ]
  ],
  "result": [
    "B retains a meaningful operational instruction; A does not. C is conditional on a discoverable legend rather than automatically passing because it has a triangle. This makes the output a practical semantic test, not a palette preference or a simulated medical colour-vision diagnosis.",
    "B保留明确业务指令，A没有。C取决于图例可发现，不能只因加三角就自动通过。这是可操作语义测试，而非配色偏好或模拟医学诊断。"
  ],
  "accept": [
    "A reader must identify the intended status and action without colour alone, with separate checks for text and non-text contrast where applicable.",
    "读者不能只靠颜色才能识别状态及动作，适用时另验文字和非文字对比。"
  ],
  "limit": [
    "Synthetic dashboard rows, no real order or customer data. This does not certify all WCAG criteria, diagnose vision or modify the frozen site palette.",
    "合成仪表盘行，无真实订单客户数据；不认证全部WCAG、不诊断视力，也不改冻结配色。"
  ],
  "oldLinks": []
}