#E4F4E9
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.2% 0.022 155.9), rgb(228, 244, 233).
Aa
Black text reads best on this color (18.41:1).
About this color
#E4F4E9 is a very light close to neutral grey. In OKLCH its lightness is 95%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Anti-Flash White (#EDF2F4), ΔE 0.022 away. Black text reads best on it, at 18.41:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.41:1 |
| White text | 1.14:1 |
Values
| HEX | #E4F4E9 |
| RGB | rgb(228, 244, 233) |
| HSL | hsl(139, 42%, 93%) |
| OKLCH | oklch(95.2% 0.022 155.9) |
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 #E4F4E9 | 1.14:1 | Fails | Lc -7.6 | Not readable |
| Black text on #E4F4E9 | 18.41:1 | AAA | Lc 97.1 | Preferred for body text |
| #E4F4E9 text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #E4F4E9 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 100.
-
Step 50
50
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100 (this color)
#E4F4E9
oklch(95.2% 0.022 155.9)
-
Step 200
200
#D1DCD5
oklch(88.4% 0.015 158.2)
-
Step 300
300
#B3C6B9
oklch(80.8% 0.027 155.8)
-
Step 400
400
#8AAA95
oklch(70.8% 0.047 156.3)
-
Step 500
500
#6D947B
oklch(63% 0.057 156.3)
-
Step 600
600
#547F64
oklch(55.7% 0.064 156.1)
-
Step 700
700
#446B52
oklch(49.1% 0.06 155.4)
-
Step 800
800
#385744
oklch(42.6% 0.049 156.7)
-
Step 900
900
#314839
oklch(37.8% 0.038 155.5)
-
Step 950
950
#1D2A21
oklch(27% 0.024 154.3)
#E4F4E9 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) | #F4F1E8 | 0.021 |
| Deuteranopia (no green cones) | #F1EFEA | 0.021 |
| Tritanopia (no blue cones) | #E2F4F1 | 0.011 |
| Achromatopsia (no color) | #F0F0F0 | 0.022 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E4F4E9
#E4F4E9
oklch(95.2% 0.022 155.9)
- #FAEAF5
#FAEAF5
oklch(95.3% 0.022 336.8)
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 #E4F4E9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.022
- Beige #F5F5DC ΔE 0.027
- White Smoke #F5F5F5 ΔE 0.029
- Linen #FAF0E6 ΔE 0.029
- Ice #D6FFFA ΔE 0.032
- Old Lace #FDF5E6 ΔE 0.033
- Honeydew #F0FFF0 ΔE 0.033
- Light Cyan #E0FFFF ΔE 0.033
Use #E4F4E9 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.