#EFF3D9
Closest named color: Beige (#F5F5DC). oklch(95.4% 0.034 114.2), rgb(239, 243, 217).
Aa
Black text reads best on this color (18.49:1).
About this color
#EFF3D9 is a very light, muted yellow. In OKLCH its lightness is 95%, its chroma 0.034 and its hue 114°. 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 18.49:1.
| Hue family | Yellows |
| Lightness | very light (95%) |
| Chroma | muted (0.034) |
| Temperature | in between |
| Nearest name | Beige (#F5F5DC) |
| Black text | 18.49:1 |
| White text | 1.13:1 |
Values
| HEX | #EFF3D9 |
| RGB | rgb(239, 243, 217) |
| HSL | hsl(69, 52%, 90%) |
| OKLCH | oklch(95.4% 0.034 114.2) |
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 #EFF3D9 | 1.13:1 | Fails | Lc -7.3 | Not readable |
| Black text on #EFF3D9 | 18.49:1 | AAA | Lc 97.4 | Preferred for body text |
| #EFF3D9 text on white | 1.13:1 | Fails | Lc 0.0 | Not readable |
| #EFF3D9 text on black | 18.49:1 | AAA | Lc -98.3 | 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)
#EFF3D9
oklch(95.4% 0.034 114.2)
-
Step 100
100
#E9EBE1
oklch(93.6% 0.013 115.8)
-
Step 200
200
#D8DBC9
oklch(88.4% 0.024 114.6)
-
Step 300
300
#C0C4A4
oklch(80.9% 0.044 113.2)
-
Step 400
400
#9FA673
oklch(70.7% 0.07 114.6)
-
Step 500
500
#88904D
oklch(63.1% 0.091 114.6)
-
Step 600
600
#737A2F
oklch(55.7% 0.099 114.1)
-
Step 700
700
#606621
oklch(49% 0.092 114)
-
Step 800
800
#4E531E
oklch(42.5% 0.075 114.1)
-
Step 900
900
#41451E
oklch(37.7% 0.059 114.1)
-
Step 950
950
#262912
oklch(27.1% 0.039 115.1)
#EFF3D9 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) | #F7F0D8 | 0.012 |
| Deuteranopia (no green cones) | #F7F1DA | 0.012 |
| Tritanopia (no blue cones) | #F2F0EB | 0.028 |
| Achromatopsia (no color) | #F0F0F0 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFF3D9
#EFF3D9
oklch(95.4% 0.034 114.2)
- #F0EDFF
#F0EDFF
oklch(95.4% 0.024 293.6)
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 #EFF3D9, 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
- Cornsilk #FFF8DC ΔE 0.026
- Linen #FAF0E6 ΔE 0.027
- Old Lace #FDF5E6 ΔE 0.027
- Blanched Almond #FFEBCD ΔE 0.027
- Light Goldenrod Yellow #FAFAD2 ΔE 0.028
Use #EFF3D9 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.