#E4F2FD
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.4% 0.021 241.3), rgb(228, 242, 253).
Aa
Black text reads best on this color (18.41:1).
About this color
#E4F2FD is a very light close to neutral grey. In OKLCH its lightness is 95%, its chroma 0.021. 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 18.41:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.41:1 |
| White text | 1.14:1 |
Values
| HEX | #E4F2FD |
| RGB | rgb(228, 242, 253) |
| HSL | hsl(206, 86%, 94%) |
| OKLCH | oklch(95.4% 0.021 241.3) |
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 #E4F2FD | 1.14:1 | Fails | Lc -7.6 | Not readable |
| Black text on #E4F2FD | 18.41:1 | AAA | Lc 97.1 | Preferred for body text |
| #E4F2FD text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #E4F2FD text on black | 18.41:1 | AAA | Lc -98.0 | 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)
#E4F2FD
oklch(95.4% 0.021 241.3)
-
Step 100
100
#E5EBEF
oklch(93.7% 0.008 236.6)
-
Step 200
200
#D1DBE2
oklch(88.6% 0.015 238)
-
Step 300
300
#B2C3D1
oklch(80.9% 0.027 242.8)
-
Step 400
400
#89A5BA
oklch(70.8% 0.044 240.7)
-
Step 500
500
#6C8EA8
oklch(63.1% 0.055 241.6)
-
Step 600
600
#537894
oklch(55.6% 0.061 241.8)
-
Step 700
700
#43657E
oklch(49.1% 0.056 241.2)
-
Step 800
800
#385266
oklch(42.6% 0.046 242.2)
-
Step 900
900
#304453
oklch(37.6% 0.036 241.3)
-
Step 950
950
#1C2831
oklch(27% 0.024 241.1)
#E4F2FD 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) | #EEF2FE | 0.013 |
| Deuteranopia (no green cones) | #EAEFFD | 0.010 |
| Tritanopia (no blue cones) | #DEF5F5 | 0.017 |
| Achromatopsia (no color) | #F0F0F0 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E4F2FD
#E4F2FD
oklch(95.4% 0.021 241.3)
- #FBEDE2
#FBEDE2
oklch(95.4% 0.021 60.7)
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 #E4F2FD, 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
- Alice Blue #F0F8FF ΔE 0.023
- White Smoke #F5F5F5 ΔE 0.027
- Lavender #E6E6FA ΔE 0.030
- Ghost White #F8F8FF ΔE 0.031
- Light Cyan #E0FFFF ΔE 0.033
- Cultured #F8F9FA ΔE 0.034
- Lavender Blush #FFF0F5 ΔE 0.035
Use #E4F2FD 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.