WCAG 2.1 AA & AAA accessibility compliance — instant contrast ratio analysis
| Level | Type | Minimum Ratio |
|---|---|---|
| AA | Normal text (< 18pt / < 14pt bold) | 4.5 : 1 |
| AA | Large text (≥ 18pt / ≥ 14pt bold) | 3.0 : 1 |
| AA | UI Components & graphics | 3.0 : 1 |
| AAA | Normal text | 7.0 : 1 |
| AAA | Large text | 4.5 : 1 |