#ACA66D
Closest named color: Stone (#ADA587). oklch(71.7% 0.077 103), rgb(172, 166, 109).
Aa
Black text reads best on this color (8.42:1).
About this color
#ACA66D is a medium-light, moderately saturated yellow. In OKLCH its lightness is 72%, its chroma 0.077 and its hue 103°. Its hue sits on the warm side of the wheel. The nearest named color is Stone (#ADA587), ΔE 0.035 away. Black text reads best on it, at 8.42:1.
| Hue family | Yellows |
| Lightness | medium-light (72%) |
| Chroma | moderately saturated (0.077) |
| Temperature | warm |
| Nearest name | Stone (#ADA587) |
| Black text | 8.42:1 |
| White text | 2.49:1 |
Values
| HEX | #ACA66D |
| RGB | rgb(172, 166, 109) |
| HSL | hsl(54, 28%, 55%) |
| OKLCH | oklch(71.7% 0.077 103) |
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 #ACA66D | 2.49:1 | Fails | Lc -54.0 | Large or bold text, headings |
| Black text on #ACA66D | 8.42:1 | AAA | Lc 55.1 | Large or bold text, headings |
| #ACA66D text on white | 2.49:1 | Fails | Lc 48.9 | Large or bold text, headings |
| #ACA66D text on black | 8.42:1 | AAA | Lc -53.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F6F6F1
oklch(97.2% 0.007 106.5)
-
Step 100
100
#EBEAE0
oklch(93.5% 0.013 102)
-
Step 200
200
#DCDAC6
oklch(88.5% 0.027 102.3)
-
Step 300
300
#C6C29F
oklch(80.8% 0.048 102)
-
Step 400
400 (this color)
#ACA66D
oklch(71.7% 0.077 103)
-
Step 500
500
#948C40
oklch(63.1% 0.098 103.3)
-
Step 600
600
#7F751B
oklch(55.5% 0.106 102.7)
-
Step 700
700
#6B620B
oklch(49% 0.099 102.9)
-
Step 800
800
#57500F
oklch(42.5% 0.082 102.9)
-
Step 900
900
#484316
oklch(37.8% 0.064 103)
-
Step 950
950
#2A270E
oklch(26.9% 0.04 102.5)
#ACA66D 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) | #B0A269 | 0.011 |
| Deuteranopia (no green cones) | #B2A66F | 0.010 |
| Tritanopia (no blue cones) | #B59F98 | 0.069 |
| Achromatopsia (no color) | #A4A4A4 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA66D
#ACA66D
oklch(71.7% 0.077 103)
- #9C9ED3
#9C9ED3
oklch(71.7% 0.077 282.6)
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 #ACA66D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stone #ADA587 ΔE 0.035
- Dust #B2996E ΔE 0.037
- Taupe #B9A281 ΔE 0.038
- Bland #AFA88B ΔE 0.039
- Camel #C69F59 ΔE 0.042
- Sand Brown #CBA560 ΔE 0.047
- Putty #BEAE8A ΔE 0.049
- Toupe #C7AC7D ΔE 0.049
Use #ACA66D 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.