#E3F9EE
Closest named color: Ice (#D6FFFA). oklch(96.3% 0.027 164.4), rgb(227, 249, 238).
Aa
Black text reads best on this color (19.05:1).
About this color
#E3F9EE is a very light close to neutral grey. In OKLCH its lightness is 96%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Ice (#D6FFFA), ΔE 0.022 away. Black text reads best on it, at 19.05:1.
| Hue family | Neutrals |
| Lightness | very light (96%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Ice (#D6FFFA) |
| Black text | 19.05:1 |
| White text | 1.10:1 |
Values
| HEX | #E3F9EE |
| RGB | rgb(227, 249, 238) |
| HSL | hsl(150, 65%, 93%) |
| OKLCH | oklch(96.3% 0.027 164.4) |
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 #E3F9EE | 1.10:1 | Fails | Lc 0.0 | Not readable |
| Black text on #E3F9EE | 19.05:1 | AAA | Lc 99.3 | Preferred for body text |
| #E3F9EE text on white | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #E3F9EE text on black | 19.05:1 | AAA | Lc -100.5 | 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)
#E3F9EE
oklch(96.3% 0.027 164.4)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDDD6
oklch(88.4% 0.019 166.3)
-
Step 300
300
#ADC8BB
oklch(80.9% 0.034 164.9)
-
Step 400
400
#80AC97
oklch(70.7% 0.057 164)
-
Step 500
500
#5F977E
oklch(63% 0.071 164.4)
-
Step 600
600
#438267
oklch(55.6% 0.078 164)
-
Step 700
700
#346E56
oklch(49.2% 0.073 164.4)
-
Step 800
800
#2C5946
oklch(42.6% 0.06 164.4)
-
Step 900
900
#284A3B
oklch(37.8% 0.048 164)
-
Step 950
950
#182B23
oklch(27% 0.029 165.8)
#E3F9EE 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) | #F8F6ED | 0.027 |
| Deuteranopia (no green cones) | #F4F3EF | 0.026 |
| Tritanopia (no blue cones) | #DFF9F6 | 0.011 |
| Achromatopsia (no color) | #F4F4F4 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E3F9EE
#E3F9EE
oklch(96.3% 0.027 164.4)
- #FFEDF6
#FFEDF6
oklch(96.3% 0.023 345.7)
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 #E3F9EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ice #D6FFFA ΔE 0.022
- Light Cyan #E0FFFF ΔE 0.023
- Honeydew #F0FFF0 ΔE 0.024
- Ice Blue #D7FFFE ΔE 0.024
- Very Pale Blue #D6FFFE ΔE 0.024
- Anti-Flash White #EDF2F4 ΔE 0.025
- Very Light Blue #D5FFFF ΔE 0.026
- Really Light Blue #D4FFFF ΔE 0.026
Use #E3F9EE 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.