#EFF9F0
Closest named color: Honeydew (#F0FFF0). oklch(97.2% 0.016 148.4), rgb(239, 249, 240).
Aa
Black text reads best on this color (19.47:1).
About this color
#EFF9F0 is a very light close to neutral grey. In OKLCH its lightness is 97%, its chroma 0.016. It has too little chroma to lean warm or cool. The nearest named color is Honeydew (#F0FFF0), ΔE 0.016 away. Black text reads best on it, at 19.47:1.
| Hue family | Neutrals |
| Lightness | very light (97%) |
| Chroma | close to neutral grey (0.016) |
| Temperature | neutral |
| Nearest name | Honeydew (#F0FFF0) |
| Black text | 19.47:1 |
| White text | 1.07:1 |
Values
| HEX | #EFF9F0 |
| RGB | rgb(239, 249, 240) |
| HSL | hsl(126, 45%, 96%) |
| OKLCH | oklch(97.2% 0.016 148.4) |
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 #EFF9F0 | 1.07:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFF9F0 | 19.47:1 | AAA | Lc 100.8 | Preferred for body text |
| #EFF9F0 text on white | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #EFF9F0 text on black | 19.47:1 | AAA | Lc -102.1 | 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)
#EFF9F0
oklch(97.2% 0.016 148.4)
-
Step 100
100
#E7EBE8
oklch(93.6% 0.006 153.8)
-
Step 200
200
#D4DBD5
oklch(88.4% 0.011 149.8)
-
Step 300
300
#B8C4B9
oklch(80.8% 0.02 147.8)
-
Step 400
400
#93A795
oklch(70.8% 0.034 148)
-
Step 500
500
#79917C
oklch(63.2% 0.041 148.6)
-
Step 600
600
#617B65
oklch(55.6% 0.045 149.2)
-
Step 700
700
#516853
oklch(49.2% 0.043 147.2)
-
Step 800
800
#425444
oklch(42.6% 0.034 148)
-
Step 900
900
#38463A
oklch(37.8% 0.027 149)
-
Step 950
950
#212922
oklch(27.1% 0.017 148.6)
#EFF9F0 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) | #F9F7F0 | 0.013 |
| Deuteranopia (no green cones) | #F7F6F0 | 0.012 |
| Tritanopia (no blue cones) | #EEF8F6 | 0.009 |
| Achromatopsia (no color) | #F6F6F6 | 0.016 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFF9F0
#EFF9F0
oklch(97.2% 0.016 148.4)
- #FCF2FB
#FCF2FB
oklch(97.1% 0.016 328.8)
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 #EFF9F0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Honeydew #F0FFF0 ΔE 0.016
- White Smoke #F5F5F5 ΔE 0.016
- Cultured #F8F9FA ΔE 0.019
- Mint Cream #F5FFFA ΔE 0.020
- Old Lace #FDF5E6 ΔE 0.021
- Anti-Flash White #EDF2F4 ΔE 0.021
- Azure #F0FFFF ΔE 0.021
- Floral White #FFFAF0 ΔE 0.021
Use #EFF9F0 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.