#E3F8EE
Closest named color: Ice (#D6FFFA). oklch(96.1% 0.026 165.7), rgb(227, 248, 238).
Aa
Black text reads best on this color (18.92:1).
About this color
#E3F8EE is a very light close to neutral grey. In OKLCH its lightness is 96%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Ice (#D6FFFA), ΔE 0.023 away. Black text reads best on it, at 18.92:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Ice (#D6FFFA) |
| Black text | 18.92:1 |
| White text | 1.10:1 |
Values
| HEX | #E3F8EE |
| RGB | rgb(227, 248, 238) |
| HSL | hsl(151, 60%, 93%) |
| OKLCH | oklch(96.1% 0.026 165.7) |
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 #E3F8EE | 1.10:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E3F8EE | 18.92:1 | AAA | Lc 98.9 | Preferred for body text |
| #E3F8EE text on white | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #E3F8EE text on black | 18.92:1 | AAA | Lc -100.0 | 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 50.
-
Step 50
50 (this color)
#E3F8EE
oklch(96.1% 0.026 165.7)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CFDDD6
oklch(88.5% 0.018 164.6)
-
Step 300
300
#AEC8BC
oklch(81% 0.033 166)
-
Step 400
400
#82AC99
oklch(70.8% 0.053 165.4)
-
Step 500
500
#619780
oklch(63.2% 0.067 165.6)
-
Step 600
600
#468169
oklch(55.6% 0.073 165.6)
-
Step 700
700
#376D57
oklch(49.1% 0.068 165.2)
-
Step 800
800
#2E5948
oklch(42.7% 0.056 166.2)
-
Step 900
900
#2A493C
oklch(37.7% 0.044 165.6)
-
Step 950
950
#192B23
oklch(27% 0.028 164.8)
#E3F8EE 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) | #F7F5EE | 0.026 |
| Deuteranopia (no green cones) | #F3F2EF | 0.025 |
| Tritanopia (no blue cones) | #DFF8F5 | 0.010 |
| Achromatopsia (no color) | #F3F3F3 | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3F8EE
#E3F8EE
oklch(96.1% 0.026 165.7)
- #FFECF6
#FFECF6
oklch(96.1% 0.024 344.4)
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 #E3F8EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ice #D6FFFA ΔE 0.023
- Anti-Flash White #EDF2F4 ΔE 0.023
- Light Cyan #E0FFFF ΔE 0.024
- Ice Blue #D7FFFE ΔE 0.025
- Very Pale Blue #D6FFFE ΔE 0.025
- Honeydew #F0FFF0 ΔE 0.026
- Very Light Blue #D5FFFF ΔE 0.026
- Really Light Blue #D4FFFF ΔE 0.027
Use #E3F8EE 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.