#ffffff on #e879f9 contrast ratio
2.46:1
White text (#ffffff) on a light pink (Tailwind fuchsia-400) background (#e879f9) fails every WCAG 2.2 contrast threshold.
Swap: #e879f9 on #ffffffLarge text sample
Normal body text in #ffffff on #e879f9. The quick brown fox jumps over the lazy dog.
WCAG 2.2 results
| Normal text — WCAG 1.4.3 AA | 4.5:1 | Fail |
|---|---|---|
| Large text — WCAG 1.4.3 AA | 3:1 | Fail |
| UI components & icons — WCAG 1.4.11 AA | 3:1 | Fail |
| Normal text — WCAG 1.4.6 AAA | 7:1 | Fail |
| Large text — WCAG 1.4.6 AAA | 4.5:1 | Fail |
Nearest passing colours
AA (4.5:1)
AAA (7:1)
How it looks with colour blindness
Simulated with the Machado et al. (2009) model at full severity.
- Aa
Protanopia (no red cones)
2.69:1
- Aa
Deuteranopia (no green cones)
2.30:1
- Aa
Tritanopia (no blue cones)
2.39:1
- Aa
Achromatopsia (no colour)
2.46:1
Try a different pair
Colours
Hex, rgb() or hsl(). Alpha is composited.
Preview
Large heading text
Normal body text at 14 px. The quick brown fox jumps over the lazy dog.
Colour-blindness preview
Simulated with Machado et al. (2009), full severity.
- AaProtanopia (no red cones)2.69:1
- AaDeuteranopia (no green cones)2.30:1
- AaTritanopia (no blue cones)2.39:1
- AaAchromatopsia (no colour)2.46:1
Contrast ratio
2.46:1
| Check | Criterion | Needs | Result |
|---|---|---|---|
| Normal text | 1.4.3 AA | 4.5:1 | Fail |
| Large text | 1.4.3 AA | 3:1 | Fail |
| UI components & graphics | 1.4.11 AA | 3:1 | Fail |
| Normal text | 1.4.6 AAA | 7:1 | Fail |
| Large text | 1.4.6 AAA | 4.5:1 | Fail |
Nearest passing colours
Same hue, lightness adjusted in OKLCH.
AA — 4.5:1
Change text
#3b3b3b · 4.55:1
Change background
#b447c5 · 4.51:1
AAA — 7:1
Change text
#1a1a1a · 7.07:1
Change background
#9321a4 · 7.01:1
Large text means at least 24 CSS px, or 18.66 CSS px bold. Ratios are truncated, never rounded, so 4.49:1 is shown as failing 4.5:1.
Questions about this pair
- Is #ffffff on #e879f9 accessible?
- No. At 2.46:1 it fails every WCAG 2.2 text contrast threshold, including the 3:1 minimum for large text and UI components.
- What is the contrast ratio of #ffffff and #e879f9?
- 2.46:1, calculated with the WCAG 2.2 relative luminance formula. The ratio is truncated, not rounded, so it never shows a failing pair as passing.
- What colour passes AA on #e879f9?
- #3b3b3b is the closest colour to #ffffff — same hue, adjusted lightness — that reaches 4.5:1 on #e879f9.
Related colour pairs
- Aa 1.07:1#fdf4ff on #ffffff · Fails
- Aa 1.07:1#ffffff on #fdf4ff · Fails
- Aa 19.56:1#fdf4ff on #000000 · AAA
- Aa 19.56:1#000000 on #fdf4ff · AAA
- Aa 1.16:1#fae8ff on #ffffff · Fails
- Aa 1.16:1#ffffff on #fae8ff · Fails
- Aa 18.05:1#fae8ff on #000000 · AAA
- Aa 18.05:1#000000 on #fae8ff · AAA
- Aa 1.36:1#f5d0fe on #ffffff · Fails
- Aa 1.36:1#ffffff on #f5d0fe · Fails
- Aa 15.33:1#f5d0fe on #000000 · AAA
- Aa 15.33:1#000000 on #f5d0fe · AAA