#E9F1FF
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.6% 0.021 261.8), rgb(233, 241, 255).
Aa
Black text reads best on this color (18.49:1).
About this color
#E9F1FF is a very light close to neutral grey. In OKLCH its lightness is 96%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.017 away. Black text reads best on it, at 18.49:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.49:1 |
| White text | 1.13:1 |
Values
| HEX | #E9F1FF |
| RGB | rgb(233, 241, 255) |
| HSL | hsl(218, 100%, 96%) |
| OKLCH | oklch(95.6% 0.021 261.8) |
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 #E9F1FF | 1.13:1 | Fails | Lc -7.3 | Not readable |
| Black text on #E9F1FF | 18.49:1 | AAA | Lc 97.3 | Preferred for body text |
| #E9F1FF text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #E9F1FF text on black | 18.49:1 | AAA | Lc -98.3 | 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 50.
-
Step 50
50 (this color)
#E9F1FF
oklch(95.6% 0.021 261.8)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D4D9E3
oklch(88.4% 0.015 264.5)
-
Step 300
300
#B7C1D2
oklch(80.8% 0.026 261.1)
-
Step 400
400
#92A1BC
oklch(70.6% 0.043 262.2)
-
Step 500
500
#778AAB
oklch(63.1% 0.055 261.4)
-
Step 600
600
#607496
oklch(55.6% 0.058 260.9)
-
Step 700
700
#4F6180
oklch(49% 0.055 261.1)
-
Step 800
800
#414F68
oklch(42.6% 0.045 261.8)
-
Step 900
900
#374255
oklch(37.7% 0.036 261.2)
-
Step 950
950
#202732
oklch(27.1% 0.023 259.3)
#E9F1FF 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) | #EDF2FF | 0.006 |
| Deuteranopia (no green cones) | #EBEFFF | 0.006 |
| Tritanopia (no blue cones) | #E4F4F5 | 0.019 |
| Achromatopsia (no color) | #F0F0F0 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E9F1FF
#E9F1FF
oklch(95.6% 0.021 261.8)
- #F8F0E1
#F8F0E1
oklch(95.7% 0.022 83.3)
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 #E9F1FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.017
- Alice Blue #F0F8FF ΔE 0.021
- White Smoke #F5F5F5 ΔE 0.025
- Lavender #E6E6FA ΔE 0.028
- Ghost White #F8F8FF ΔE 0.028
- Lavender Blush #FFF0F5 ΔE 0.030
- Cultured #F8F9FA ΔE 0.032
- Very Light Pink #FFF4F2 ΔE 0.035
Use #E9F1FF 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.