品牌視覺規範與工程參數檔案
面向設計系統與工程引用的官方色彩、視口幾何與對比度實測參數
- 品牌實體 / 展示名稱
- plMail
- 官方基色 (HEX / RGB / HSL)
- #B3261Ergb(179, 38, 30) · hsl(3, 71%, 41%)
- WCAG 亮暗底對比度與向量體積
- 白底 6.5:1 · 暗底 3:1 · 1.1 KB
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設計應用建議
- 保持原生 1:1 寬高比(viewBox "0 0 512 512")等比例縮放,切勿拉伸變形
- 標誌外圍應預留不少於標誌高度 20% 的空白安全保護區
- 在深色背景下建議優先選用反白、淺色襯底或官方暗色專版