#EFFDF5
Closest named color: Honeydew (#F0FFF0). oklch(98.1% 0.018 161.1), rgb(239, 253, 245).
Aa
Black text reads best on this color (20.03:1).
About this color
#EFFDF5 is a very light close to neutral grey. In OKLCH its lightness is 98%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Honeydew (#F0FFF0), ΔE 0.010 away. Black text reads best on it, at 20.03:1.
| Hue family | Neutrals |
| Lightness | very light (98%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Honeydew (#F0FFF0) |
| Black text | 20.03:1 |
| White text | 1.04:1 |
Values
| HEX | #EFFDF5 |
| RGB | rgb(239, 253, 245) |
| HSL | hsl(146, 78%, 96%) |
| OKLCH | oklch(98.1% 0.018 161.1) |
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 #EFFDF5 | 1.04:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFFDF5 | 20.03:1 | AAA | Lc 102.8 | Preferred for body text |
| #EFFDF5 text on white | 1.04:1 | Fails | Lc 0.0 | Not readable |
| #EFFDF5 text on black | 20.03:1 | AAA | Lc -104.3 | 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)
#EFFDF5
oklch(98.1% 0.018 161.1)
-
Step 100
100
#E6EBE8
oklch(93.5% 0.007 160.1)
-
Step 200
200
#D2DCD6
oklch(88.5% 0.013 159.9)
-
Step 300
300
#B4C6BC
oklch(81% 0.024 161.6)
-
Step 400
400
#8DA899
oklch(70.7% 0.037 161)
-
Step 500
500
#709380
oklch(63.1% 0.048 160.9)
-
Step 600
600
#587D6A
oklch(55.6% 0.051 161.8)
-
Step 700
700
#486958
oklch(49% 0.047 161.6)
-
Step 800
800
#3B5648
oklch(42.7% 0.04 161.5)
-
Step 900
900
#33473C
oklch(37.7% 0.031 160.4)
-
Step 950
950
#1E2A23
oklch(27.1% 0.021 159)
#EFFDF5 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) | #FDFBF5 | 0.018 |
| Deuteranopia (no green cones) | #FAF9F5 | 0.017 |
| Tritanopia (no blue cones) | #EDFDFB | 0.008 |
| Achromatopsia (no color) | #FAFAFA | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFFDF5
#EFFDF5
oklch(98.1% 0.018 161.1)
- #FFF6FB
#FFF6FB
oklch(98.2% 0.012 342.6)
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 #EFFDF5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Honeydew #F0FFF0 ΔE 0.010
- Mint Cream #F5FFFA ΔE 0.011
- Azure #F0FFFF ΔE 0.013
- Cultured #F8F9FA ΔE 0.018
- Light Cyan #E0FFFF ΔE 0.021
- Floral White #FFFAF0 ΔE 0.021
- White Smoke #F5F5F5 ΔE 0.021
- Alice Blue #F0F8FF ΔE 0.022
Use #EFFDF5 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.