#EFFFF0
Closest named color: Honeydew (#F0FFF0). oklch(98.4% 0.026 147.2), rgb(239, 255, 240).
Aa
Black text reads best on this color (20.23:1).
About this color
#EFFFF0 is a very light close to neutral grey. In OKLCH its lightness is 98%, its chroma 0.026. It has too little chroma to lean warm or cool. The nearest named color is Honeydew (#F0FFF0), ΔE 0.001 away. Black text reads best on it, at 20.23:1.
| Hue family | Neutrals |
| Lightness | very light (98%) |
| Chroma | close to neutral grey (0.026) |
| Temperature | neutral |
| Nearest name | Honeydew (#F0FFF0) |
| Black text | 20.23:1 |
| White text | 1.03:1 |
Values
| HEX | #EFFFF0 |
| RGB | rgb(239, 255, 240) |
| HSL | hsl(124, 100%, 97%) |
| OKLCH | oklch(98.4% 0.026 147.2) |
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 #EFFFF0 | 1.03:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFFFF0 | 20.23:1 | AAA | Lc 103.4 | Preferred for body text |
| #EFFFF0 text on white | 1.03:1 | Fails | Lc 0.0 | Not readable |
| #EFFFF0 text on black | 20.23:1 | AAA | Lc -105.0 | 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)
#EFFFF0
oklch(98.4% 0.026 147.2)
-
Step 100
100
#E6ECE6
oklch(93.7% 0.01 145.5)
-
Step 200
200
#D2DDD2
oklch(88.6% 0.019 145.4)
-
Step 300
300
#B3C7B4
oklch(80.9% 0.034 146.6)
-
Step 400
400
#8BAA8E
oklch(70.7% 0.053 147.6)
-
Step 500
500
#6E9572
oklch(63.1% 0.068 147.4)
-
Step 600
600
#557F5A
oklch(55.5% 0.074 147.5)
-
Step 700
700
#456B4A
oklch(49% 0.068 147.7)
-
Step 800
800
#39583D
oklch(42.8% 0.058 147.7)
-
Step 900
900
#324834
oklch(37.7% 0.044 147)
-
Step 950
950
#1D2A1E
oklch(26.9% 0.028 146.7)
#EFFFF0 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) | #FFFCEF | 0.021 |
| Deuteranopia (no green cones) | #FDFAF1 | 0.022 |
| Tritanopia (no blue cones) | #EEFEFA | 0.014 |
| Achromatopsia (no color) | #FBFBFB | 0.026 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFFFF0
#EFFFF0
oklch(98.4% 0.026 147.2)
- #FFF7FF
#FFF7FF
oklch(98.5% 0.013 325.7)
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 #EFFFF0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Honeydew #F0FFF0 ΔE 0.001
- Mint Cream #F5FFFA ΔE 0.016
- Azure #F0FFFF ΔE 0.020
- Ivory #FFFFF0 ΔE 0.021
- Floral White #FFFAF0 ΔE 0.023
- Off White #FFFFE4 ΔE 0.024
- Light Cyan #E0FFFF ΔE 0.026
- Cultured #F8F9FA ΔE 0.026
Use #EFFFF0 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.