#E4E9FF
Closest named color: Lavender (#E6E6FA). oklch(93.7% 0.03 275.6), rgb(228, 233, 255).
Aa
Black text reads best on this color (17.39:1).
About this color
#E4E9FF is a very light, muted blue. In OKLCH its lightness is 94%, its chroma 0.030 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Lavender (#E6E6FA), ΔE 0.008 away. Black text reads best on it, at 17.39:1.
| Hue family | Blues |
| Lightness | very light (94%) |
| Chroma | muted (0.030) |
| Temperature | cool |
| Nearest name | Lavender (#E6E6FA) |
| Black text | 17.39:1 |
| White text | 1.20:1 |
Values
| HEX | #E4E9FF |
| RGB | rgb(228, 233, 255) |
| HSL | hsl(229, 100%, 95%) |
| OKLCH | oklch(93.7% 0.03 275.6) |
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 #E4E9FF | 1.20:1 | Fails | Lc -11.8 | Not readable |
| Black text on #E4E9FF | 17.39:1 | AAA | Lc 93.4 | Preferred for body text |
| #E4E9FF text on white | 1.20:1 | Fails | Lc 10.2 | Not readable |
| #E4E9FF text on black | 17.39:1 | AAA | Lc -94.0 | 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 100.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100 (this color)
#E4E9FF
oklch(93.7% 0.03 275.6)
-
Step 200
200
#D5D8E8
oklch(88.5% 0.022 277.5)
-
Step 300
300
#B9BFDA
oklch(80.9% 0.039 275.6)
-
Step 400
400
#959EC8
oklch(70.7% 0.062 275.3)
-
Step 500
500
#7C86BA
oklch(63.2% 0.079 275.5)
-
Step 600
600
#656FA6
oklch(55.7% 0.086 275.4)
-
Step 700
700
#545C8E
oklch(49% 0.081 276.1)
-
Step 800
800
#454C73
oklch(42.8% 0.065 275.5)
-
Step 900
900
#3A3F5D
oklch(37.7% 0.052 276.3)
-
Step 950
950
#222537
oklch(27% 0.034 276.6)
#E4E9FF 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) | #E3EBFF | 0.005 |
| Deuteranopia (no green cones) | #E2E9FE | 0.003 |
| Tritanopia (no blue cones) | #DEEDF0 | 0.028 |
| Achromatopsia (no color) | #EAEAEA | 0.030 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E4E9FF
#E4E9FF
oklch(93.7% 0.03 275.6)
- #F0EAD4
#F0EAD4
oklch(93.6% 0.03 94.4)
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 #E4E9FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lavender #E6E6FA ΔE 0.008
- Anti-Flash White #EDF2F4 ΔE 0.034
- Alice Blue #F0F8FF ΔE 0.043
- Lavender Blush #FFF0F5 ΔE 0.045
- White Smoke #F5F5F5 ΔE 0.045
- Platinum #E0E1DD ΔE 0.046
- Ghost White #F8F8FF ΔE 0.049
- Misty Rose #FFE4E1 ΔE 0.049
Use #E4E9FF 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.