#E1F4FF
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.6% 0.025 233), rgb(225, 244, 255).
Aa
Black text reads best on this color (18.58:1).
About this color
#E1F4FF is a very light close to neutral grey. In OKLCH its lightness is 96%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.019 away. Black text reads best on it, at 18.58:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.58:1 |
| White text | 1.12:1 |
Values
| HEX | #E1F4FF |
| RGB | rgb(225, 244, 255) |
| HSL | hsl(202, 100%, 94%) |
| OKLCH | oklch(95.6% 0.025 233) |
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 #E1F4FF | 1.12:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E1F4FF | 18.58:1 | AAA | Lc 97.7 | Preferred for body text |
| #E1F4FF text on white | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #E1F4FF text on black | 18.58:1 | AAA | Lc -98.7 | 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)
#E1F4FF
oklch(95.6% 0.025 233)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDBE3
oklch(88.4% 0.018 234.5)
-
Step 300
300
#ADC5D2
oklch(81% 0.032 231.4)
-
Step 400
400
#81A7BC
oklch(70.8% 0.052 232.6)
-
Step 500
500
#6091AB
oklch(63.2% 0.066 232.4)
-
Step 600
600
#457B96
oklch(55.7% 0.071 231.7)
-
Step 700
700
#376780
oklch(49.1% 0.066 233)
-
Step 800
800
#2E5468
oklch(42.6% 0.055 233)
-
Step 900
900
#294655
oklch(37.8% 0.043 232.1)
-
Step 950
950
#192932
oklch(27.1% 0.027 233.8)
#E1F4FF 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) | #EFF3FF | 0.018 |
| Deuteranopia (no green cones) | #EBEFFF | 0.017 |
| Tritanopia (no blue cones) | #D9F7F7 | 0.019 |
| Achromatopsia (no color) | #F1F1F1 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E1F4FF
#E1F4FF
oklch(95.6% 0.025 233)
- #FFEDE2
#FFEDE2
oklch(95.7% 0.025 53.7)
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 #E1F4FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.019
- Alice Blue #F0F8FF ΔE 0.023
- White Smoke #F5F5F5 ΔE 0.028
- Light Cyan #E0FFFF ΔE 0.029
- Ice Blue #D7FFFE ΔE 0.030
- Very Light Blue #D5FFFF ΔE 0.031
- Very Pale Blue #D6FFFE ΔE 0.031
- Really Light Blue #D4FFFF ΔE 0.031
Use #E1F4FF 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.