#EFD668
Closest named color: Light Mustard (#F7D560). oklch(87.5% 0.133 96.7), rgb(239, 214, 104).
Aa
Black text reads best on this color (14.48:1).
About this color
#EFD668 is a light, moderately saturated yellow. In OKLCH its lightness is 88%, its chroma 0.133 and its hue 97°. Its hue sits on the warm side of the wheel. The nearest named color is Light Mustard (#F7D560), ΔE 0.012 away. Black text reads best on it, at 14.48:1.
| Hue family | Yellows |
| Lightness | light (88%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Light Mustard (#F7D560) |
| Black text | 14.48:1 |
| White text | 1.44:1 |
Values
| HEX | #EFD668 |
| RGB | rgb(239, 214, 104) |
| HSL | hsl(49, 81%, 67%) |
| OKLCH | oklch(87.5% 0.133 96.7) |
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 #EFD668 | 1.44:1 | Fails | Lc -24.3 | Dividers and decoration only |
| Black text on #EFD668 | 14.48:1 | AAA | Lc 82.4 | Fine for body text |
| #EFD668 text on white | 1.44:1 | Fails | Lc 21.3 | Dividers and decoration only |
| #EFD668 text on black | 14.48:1 | AAA | Lc -82.0 | Fine 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 200.
-
Step 50
50
#FAF6E5
oklch(97.2% 0.023 96)
-
Step 100
100
#F3EBC6
oklch(93.7% 0.049 97.1)
-
Step 200
200 (this color)
#EFD668
oklch(87.5% 0.133 96.7)
-
Step 300
300
#E0BF00
oklch(80.9% 0.167 96.5)
-
Step 400
400
#BB9F00
oklch(70.6% 0.145 96.4)
-
Step 500
500
#A08800
oklch(63% 0.13 96.6)
-
Step 600
600
#877200
oklch(55.5% 0.114 96.2)
-
Step 700
700
#716000
oklch(49.1% 0.101 97)
-
Step 800
800
#5D4E00
oklch(42.6% 0.088 96.3)
-
Step 900
900
#4E4100
oklch(37.8% 0.078 96.2)
-
Step 950
950
#2E2600
oklch(27% 0.056 97.1)
#EFD668 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) | #E8D25D | 0.017 |
| Deuteranopia (no green cones) | #EFDA6D | 0.010 |
| Tritanopia (no blue cones) | #FFC8BD | 0.121 |
| Achromatopsia (no color) | #D6D6D6 | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFD668
#EFD668
oklch(87.5% 0.133 96.7)
- #CBD3FF
#CBD3FF
oklch(87.5% 0.061 277)
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 #EFD668, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Mustard #F7D560 ΔE 0.012
- Sandy #F1DA7A ΔE 0.018
- Maize #F4D054 ΔE 0.018
- Dull Yellow #EEDC5B ΔE 0.022
- Sunglow #FFD166 ΔE 0.025
- Pale Gold #FDDE6C ΔE 0.030
- Sand Yellow #FCE166 ΔE 0.036
- Light Gold #F3DE8A ΔE 0.036
Use #EFD668 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.