#E9F4FD
Closest named color: Anti-Flash White (#EDF2F4). oklch(96.2% 0.017 242.4), rgb(233, 244, 253).
Aa
Black text reads best on this color (18.82:1).
About this color
#E9F4FD is a very light close to neutral grey. In OKLCH its lightness is 96%, its chroma 0.017. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.012 away. Black text reads best on it, at 18.82:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.82:1 |
| White text | 1.11:1 |
Values
| HEX | #E9F4FD |
| RGB | rgb(233, 244, 253) |
| HSL | hsl(207, 83%, 95%) |
| OKLCH | oklch(96.2% 0.017 242.4) |
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 #E9F4FD | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E9F4FD | 18.82:1 | AAA | Lc 98.5 | Preferred for body text |
| #E9F4FD text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #E9F4FD text on black | 18.82:1 | AAA | Lc -99.6 | 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 50.
-
Step 50
50 (this color)
#E9F4FD
oklch(96.2% 0.017 242.4)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D3DAE1
oklch(88.5% 0.012 248)
-
Step 300
300
#B5C3CE
oklch(81% 0.022 241.4)
-
Step 400
400
#8EA4B5
oklch(70.7% 0.035 241.3)
-
Step 500
500
#728DA2
oklch(63% 0.044 241.8)
-
Step 600
600
#5B778E
oklch(55.6% 0.048 243.6)
-
Step 700
700
#4A6478
oklch(49% 0.045 241.9)
-
Step 800
800
#3D5262
oklch(42.8% 0.037 241.5)
-
Step 900
900
#344450
oklch(37.8% 0.029 240.9)
-
Step 950
950
#1F282F
oklch(27.1% 0.018 241.7)
#E9F4FD 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) | #F0F4FD | 0.009 |
| Deuteranopia (no green cones) | #EEF1FD | 0.010 |
| Tritanopia (no blue cones) | #E4F6F7 | 0.013 |
| Achromatopsia (no color) | #F2F2F2 | 0.017 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9F4FD
#E9F4FD
oklch(96.2% 0.017 242.4)
- #FBF0E7
#FBF0E7
oklch(96.1% 0.017 62)
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 #E9F4FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.012
- Alice Blue #F0F8FF ΔE 0.014
- White Smoke #F5F5F5 ΔE 0.019
- Ghost White #F8F8FF ΔE 0.023
- Cultured #F8F9FA ΔE 0.025
- Light Cyan #E0FFFF ΔE 0.029
- Lavender Blush #FFF0F5 ΔE 0.029
- Azure #F0FFFF ΔE 0.030
Use #E9F4FD 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.