#E4F5EB
Closest named color: Anti-Flash White (#EDF2F4). oklch(95.5% 0.022 160.2), rgb(228, 245, 235).
Aa
Black text reads best on this color (18.55:1).
About this color
#E4F5EB 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 0.021 away. Black text reads best on it, at 18.55:1.
| Hue family | Neutrals |
| Lightness | very light (95%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Anti-Flash White (#EDF2F4) |
| Black text | 18.55:1 |
| White text | 1.13:1 |
Values
| HEX | #E4F5EB |
| RGB | rgb(228, 245, 235) |
| HSL | hsl(145, 46%, 93%) |
| OKLCH | oklch(95.5% 0.022 160.2) |
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 #E4F5EB | 1.13:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E4F5EB | 18.55:1 | AAA | Lc 97.6 | Preferred for body text |
| #E4F5EB text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #E4F5EB text on black | 18.55:1 | AAA | Lc -98.6 | 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)
#E4F5EB
oklch(95.5% 0.022 160.2)
-
Step 100
100
#E5ECE8
oklch(93.7% 0.009 161.3)
-
Step 200
200
#D1DDD5
oklch(88.6% 0.017 156.9)
-
Step 300
300
#B1C7BA
oklch(80.9% 0.03 159.8)
-
Step 400
400
#88AA97
oklch(70.7% 0.046 160.5)
-
Step 500
500
#6A957D
oklch(63.1% 0.059 159.7)
-
Step 600
600
#517F67
oklch(55.6% 0.063 160.7)
-
Step 700
700
#416B55
oklch(49% 0.059 160.3)
-
Step 800
800
#365746
oklch(42.6% 0.048 161)
-
Step 900
900
#2F483B
oklch(37.7% 0.038 161.2)
-
Step 950
950
#1C2A22
oklch(26.9% 0.024 159.2)
#E4F5EB 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) | #F5F2EB | 0.023 |
| Deuteranopia (no green cones) | #F1F0EC | 0.021 |
| Tritanopia (no blue cones) | #E1F5F2 | 0.010 |
| Achromatopsia (no color) | #F1F1F1 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E4F5EB
#E4F5EB
oklch(95.5% 0.022 160.2)
- #FBEBF5
#FBEBF5
oklch(95.6% 0.022 339.6)
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 #E4F5EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Anti-Flash White #EDF2F4 ΔE 0.021
- White Smoke #F5F5F5 ΔE 0.027
- Beige #F5F5DC ΔE 0.028
- Ice #D6FFFA ΔE 0.029
- Linen #FAF0E6 ΔE 0.029
- Light Cyan #E0FFFF ΔE 0.030
- Honeydew #F0FFF0 ΔE 0.031
- Ice Blue #D7FFFE ΔE 0.031
Use #E4F5EB 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.