#EFF9D4
Closest named color: Light Goldenrod Yellow (#FAFAD2). oklch(96.5% 0.049 119.6), rgb(239, 249, 212).
Aa
Black text reads best on this color (19.17:1).
About this color
#EFF9D4 is a very light, muted yellow. In OKLCH its lightness is 97%, its chroma 0.049 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Goldenrod Yellow (#FAFAD2), ΔE 0.015 away. Black text reads best on it, at 19.17:1.
| Hue family | Yellows |
| Lightness | very light (97%) |
| Chroma | muted (0.049) |
| Temperature | in between |
| Nearest name | Light Goldenrod Yellow (#FAFAD2) |
| Black text | 19.17:1 |
| White text | 1.09:1 |
Values
| HEX | #EFF9D4 |
| RGB | rgb(239, 249, 212) |
| HSL | hsl(76, 76%, 90%) |
| OKLCH | oklch(96.5% 0.049 119.6) |
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 #EFF9D4 | 1.09:1 | Fails | Lc 0.0 | Not readable |
| Black text on #EFF9D4 | 19.17:1 | AAA | Lc 99.8 | Preferred for body text |
| #EFF9D4 text on white | 1.09:1 | Fails | Lc 0.0 | Not readable |
| #EFF9D4 text on black | 19.17:1 | AAA | Lc -101.0 | 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)
#EFF9D4
oklch(96.5% 0.049 119.6)
-
Step 100
100
#E8ECDE
oklch(93.6% 0.019 119.8)
-
Step 200
200
#D6DDC3
oklch(88.5% 0.036 119.4)
-
Step 300
300
#BBC799
oklch(80.9% 0.064 119.7)
-
Step 400
400
#99AA5F
oklch(70.7% 0.102 119.5)
-
Step 500
500
#80942B
oklch(63% 0.13 119.7)
-
Step 600
600
#6B7D00
oklch(55.5% 0.131 119.3)
-
Step 700
700
#596900
oklch(49% 0.116 119.6)
-
Step 800
800
#495600
oklch(42.7% 0.101 119.3)
-
Step 900
900
#3C4806
oklch(37.8% 0.086 120.2)
-
Step 950
950
#232A08
oklch(27% 0.054 120.1)
#EFF9D4 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) | #FEF5D2 | 0.021 |
| Deuteranopia (no green cones) | #FDF5D5 | 0.021 |
| Tritanopia (no blue cones) | #F3F5EF | 0.041 |
| Achromatopsia (no color) | #F4F4F4 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFF9D4
#EFF9D4
oklch(96.5% 0.049 119.6)
- #F5F1FF
#F5F1FF
oklch(96.5% 0.019 299.1)
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 #EFF9D4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Goldenrod Yellow #FAFAD2 ΔE 0.015
- Beige #F5F5DC ΔE 0.019
- Pale #FFF9D0 ΔE 0.021
- Lemon Chiffon #FFFACD ΔE 0.022
- Cornsilk #FFF8DC ΔE 0.025
- Eggshell #FFFFD4 ΔE 0.027
- Light Yellow #FFFFE0 ΔE 0.030
- Ecru #FEFFCA ΔE 0.030
Use #EFF9D4 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.