WCAG 2.2 · APCA
Super Silver on #D4164B contrast
#EEEEEE text on a #D4164B background has a WCAG contrast ratio of 4.50:1 and APCA Lc 68. It meets WCAG AA for normal text.
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Large text, 24px: The quick brown fox jumps over the lazy dog
Normal text, 16px: Pack my box with five dozen liquor jugs. How vexingly quick daft zebras jump.
Small text, 13px: Sphinx of black quartz, judge my vow.
WCAG 2.2 contrast ratio
4.50:1
| Level | Needs | Result |
|---|---|---|
| AA · normal text | 4.5:1 | ✓ Pass |
| AAA · normal text | 7:1 | ✗ Fail |
| AA · large text (24px, or 18.66px bold) | 3:1 | ✓ Pass |
| AAA · large text | 4.5:1 | ✓ Pass |
| AA · UI components & graphics | 3:1 | ✓ Pass |
Ratios are truncated, never rounded up, so a displayed value never claims more than the pair delivers.
APCA lightness contrast
Lc 68
Body text
Lc ≥ 75
✗ Fail
Content text
Lc ≥ 60
✓ Pass
Large text & UI
Lc ≥ 45
✓ Pass
APCA is polarity-aware: #D4164B text on #EEEEEE gives a different Lc. Read the WCAG vs APCA guide.
Suggested fix for WCAG AA (4.5:1)
This pair already meets AA for normal text; no change needed.
Found by changing only OKLCH lightness (hue kept, chroma reduced only to stay inside sRGB) by the smallest amount that reaches 4.5:1.