#EFF3DC
Closest named color: Beige (#F5F5DC). oklch(95.5% 0.031 115), rgb(239, 243, 220).
Aa
Black text reads best on this color (18.52:1).
About this color
#EFF3DC is a very light, muted yellow. In OKLCH its lightness is 95%, its chroma 0.031 and its hue 115°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Beige (#F5F5DC), ΔE 0.010 away. Black text reads best on it, at 18.52:1.
| Hue family | Yellows |
| Lightness | very light (95%) |
| Chroma | muted (0.031) |
| Temperature | in between |
| Nearest name | Beige (#F5F5DC) |
| Black text | 18.52:1 |
| White text | 1.13:1 |
Values
| HEX | #EFF3DC |
| RGB | rgb(239, 243, 220) |
| HSL | hsl(70, 49%, 91%) |
| OKLCH | oklch(95.5% 0.031 115) |
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 #EFF3DC | 1.13:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFF3DC | 18.52:1 | AAA | Lc 97.5 | Preferred for body text |
| #EFF3DC text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #EFF3DC text on black | 18.52:1 | AAA | Lc -98.4 | 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)
#EFF3DC
oklch(95.5% 0.031 115)
-
Step 100
100
#E9EBE2
oklch(93.6% 0.012 116.8)
-
Step 200
200
#D8DBCB
oklch(88.5% 0.022 115.5)
-
Step 300
300
#BFC4A7
oklch(80.9% 0.04 115.2)
-
Step 400
400
#9FA679
oklch(70.8% 0.063 115.2)
-
Step 500
500
#888F55
oklch(63% 0.08 114.4)
-
Step 600
600
#72793A
oklch(55.6% 0.087 114.5)
-
Step 700
700
#5F662C
oklch(49.1% 0.081 115.2)
-
Step 800
800
#4E5326
oklch(42.7% 0.066 114.5)
-
Step 900
900
#414523
oklch(37.8% 0.053 114.5)
-
Step 950
950
#262815
oklch(26.9% 0.033 113.5)
#EFF3DC 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) | #F7F0DB | 0.012 |
| Deuteranopia (no green cones) | #F6F1DD | 0.011 |
| Tritanopia (no blue cones) | #F2F0EC | 0.026 |
| Achromatopsia (no color) | #F1F1F1 | 0.031 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFF3DC
#EFF3DC
oklch(95.5% 0.031 115)
- #F1EDFF
#F1EDFF
oklch(95.4% 0.024 296.1)
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 #EFF3DC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Beige #F5F5DC ΔE 0.010
- Papaya Whip #FFEFD5 ΔE 0.022
- Antique White #FAEBD7 ΔE 0.023
- Linen #FAF0E6 ΔE 0.023
- Old Lace #FDF5E6 ΔE 0.024
- Cornsilk #FFF8DC ΔE 0.026
- Blanched Almond #FFEBCD ΔE 0.028
- Light Goldenrod Yellow #FAFAD2 ΔE 0.030
Use #EFF3DC 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.