#E9EFFC
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.1% 0.019 266), rgb(233, 239, 252).
Aa
Black text reads best on this color (18.21:1).
About this color
#E9EFFC is a very light close to neutral grey. In OKLCH its lightness is 95%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.016 away. Black text reads best on it, at 18.21:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.21:1 |
| White text | 1.15:1 |
Values
| HEX | #E9EFFC |
| RGB | rgb(233, 239, 252) |
| HSL | hsl(221, 76%, 95%) |
| OKLCH | oklch(95.1% 0.019 266) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #E9EFFC | 1.15:1 | Fails | Lc -8.4 | Not readable |
| Black text on #E9EFFC | 18.21:1 | AAA | Lc 96.4 | Preferred for body text |
| #E9EFFC text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #E9EFFC text on black | 18.21:1 | AAA | Lc -97.2 | Preferred for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 100.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100 (this color)
#E9EFFC
oklch(95.1% 0.019 266)
-
Step 200
200
#D5D9E2
oklch(88.5% 0.013 266.7)
-
Step 300
300
#B9C1D1
oklch(81% 0.024 264.4)
-
Step 400
400
#95A1B9
oklch(70.8% 0.038 264.3)
-
Step 500
500
#7C89A8
oklch(63.1% 0.049 267.1)
-
Step 600
600
#657393
oklch(55.6% 0.053 266.3)
-
Step 700
700
#53607D
oklch(49% 0.049 265.8)
-
Step 800
800
#444F66
oklch(42.7% 0.041 264.8)
-
Step 900
900
#3A4153
oklch(37.6% 0.032 268.2)
-
Step 950
950
#222631
oklch(27% 0.021 269.3)
#E9EFFC with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #EBF0FD | 0.004 |
| Deuteranopia (no green cones) | #EAEEFC | 0.003 |
| Tritanopia (no blue cones) | #E5F1F3 | 0.016 |
| Achromatopsia (no color) | #EFEFEF | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9EFFC
#E9EFFC
oklch(95.1% 0.019 266)
- #F4EEE1
#F4EEE1
oklch(95% 0.018 86.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #E9EFFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.016
- Lavender #E6E6FA ΔE 0.023
- Alice Blue #F0F8FF ΔE 0.025
- White Smoke #F5F5F5 ΔE 0.026
- Lavender Blush #FFF0F5 ΔE 0.030
- Ghost White #F8F8FF ΔE 0.032
- Cultured #F8F9FA ΔE 0.035
- Very Light Pink #FFF4F2 ΔE 0.036
Use #E9EFFC in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.