#E3EFFA
Closest named color: Anti-Flash White (#EDF2F4). oklch(94.6% 0.02 245.6), rgb(227, 239, 250).
Aa
Black text reads best on this color (17.99:1).
About this color
#E3EFFA is a very light close to neutral grey. In OKLCH its lightness is 95%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.018 away. Black text reads best on it, at 17.99:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 17.99:1 |
| White text | 1.16:1 |
Values
| HEX | #E3EFFA |
| RGB | rgb(227, 239, 250) |
| HSL | hsl(209, 70%, 94%) |
| OKLCH | oklch(94.6% 0.02 245.6) |
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 #E3EFFA | 1.16:1 | Fails | Lc -9.4 | Not readable |
| Black text on #E3EFFA | 17.99:1 | AAA | Lc 95.6 | Preferred for body text |
| #E3EFFA text on white | 1.16:1 | Fails | Lc 8.0 | Not readable |
| #E3EFFA text on black | 17.99:1 | AAA | Lc -96.3 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100 (this color)
#E3EFFA
oklch(94.6% 0.02 245.6)
-
Step 200
200
#D2DAE2
oklch(88.5% 0.014 248)
-
Step 300
300
#B4C3D0
oklch(81% 0.025 244.2)
-
Step 400
400
#8CA4B9
oklch(70.7% 0.041 244.8)
-
Step 500
500
#708DA7
oklch(63.1% 0.051 245.8)
-
Step 600
600
#587793
oklch(55.6% 0.056 246.3)
-
Step 700
700
#48647D
oklch(49.1% 0.052 246.1)
-
Step 800
800
#3B5265
oklch(42.8% 0.042 243.9)
-
Step 900
900
#334453
oklch(37.8% 0.034 245.5)
-
Step 950
950
#1E2830
oklch(27.1% 0.02 242.7)
#E3EFFA 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) | #EBEFFB | 0.011 |
| Deuteranopia (no green cones) | #E8ECFA | 0.010 |
| Tritanopia (no blue cones) | #DEF2F2 | 0.017 |
| Achromatopsia (no color) | #EDEDED | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3EFFA
#E3EFFA
oklch(94.6% 0.02 245.6)
- #F7EBE0
#F7EBE0
oklch(94.7% 0.02 65.1)
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 #E3EFFA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.018
- Lavender #E6E6FA ΔE 0.023
- Alice Blue #F0F8FF ΔE 0.030
- White Smoke #F5F5F5 ΔE 0.031
- Lavender Blush #FFF0F5 ΔE 0.037
- Ghost White #F8F8FF ΔE 0.037
- Linen #FAF0E6 ΔE 0.039
- Cultured #F8F9FA ΔE 0.040
Use #E3EFFA 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.