#EFFEF1
Closest named color: Honeydew (#F0FFF0). oklch(98.2% 0.023 149.4), rgb(239, 254, 241).
Aa
Black text reads best on this color (20.11:1).
About this color
#EFFEF1 is a very light close to neutral grey. In OKLCH its lightness is 98%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Honeydew (#F0FFF0), ΔE 0.004 away. Black text reads best on it, at 20.11:1.
| Hue family | Neutrals |
| Lightness | very light (98%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Honeydew (#F0FFF0) |
| Black text | 20.11:1 |
| White text | 1.04:1 |
Values
| HEX | #EFFEF1 |
| RGB | rgb(239, 254, 241) |
| HSL | hsl(128, 88%, 97%) |
| OKLCH | oklch(98.2% 0.023 149.4) |
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 #EFFEF1 | 1.04:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFFEF1 | 20.11:1 | AAA | Lc 103.0 | Preferred for body text |
| #EFFEF1 text on white | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #EFFEF1 text on black | 20.11:1 | AAA | Lc -104.6 | 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)
#EFFEF1
oklch(98.2% 0.023 149.4)
-
Step 100
100
#E6EBE7
oklch(93.5% 0.008 151.9)
-
Step 200
200
#D2DCD3
oklch(88.4% 0.016 148.4)
-
Step 300
300
#B4C6B6
oklch(80.8% 0.03 148.5)
-
Step 400
400
#8CA991
oklch(70.6% 0.047 150)
-
Step 500
500
#709476
oklch(63.1% 0.06 149.4)
-
Step 600
600
#577E5E
oklch(55.5% 0.066 149.4)
-
Step 700
700
#476B4E
oklch(49.2% 0.062 149.7)
-
Step 800
800
#3B5740
oklch(42.7% 0.051 149.4)
-
Step 900
900
#334836
oklch(37.8% 0.04 148.5)
-
Step 950
950
#1E2A20
oklch(27% 0.025 149.5)
#EFFEF1 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) | #FEFBF0 | 0.020 |
| Deuteranopia (no green cones) | #FCF9F2 | 0.021 |
| Tritanopia (no blue cones) | #EDFDFA | 0.013 |
| Achromatopsia (no color) | #FAFAFA | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFFEF1
#EFFEF1
oklch(98.2% 0.023 149.4)
- #FFF6FE
#FFF6FE
oklch(98.2% 0.014 329.1)
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 #EFFEF1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Honeydew #F0FFF0 ΔE 0.004
- Mint Cream #F5FFFA ΔE 0.015
- Azure #F0FFFF ΔE 0.018
- Ivory #FFFFF0 ΔE 0.021
- Floral White #FFFAF0 ΔE 0.022
- Cultured #F8F9FA ΔE 0.024
- Light Cyan #E0FFFF ΔE 0.024
- Off White #FFFFE4 ΔE 0.026
Use #EFFEF1 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.