#ACA688
Closest named color: Stone (#ADA587). oklch(72.2% 0.042 97.9), rgb(172, 166, 136).
Aa
Black text reads best on this color (8.56:1).
About this color
#ACA688 is a medium-light, muted yellow. In OKLCH its lightness is 72%, its chroma 0.042 and its hue 98°. Its hue sits on the warm side of the wheel. The nearest named color is Stone (#ADA587), ΔE 0.003 away. Black text reads best on it, at 8.56:1.
| Hue family | Yellows |
| Lightness | medium-light (72%) |
| Chroma | muted (0.042) |
| Temperature | warm |
| Nearest name | Stone (#ADA587) |
| Black text | 8.56:1 |
| White text | 2.45:1 |
Values
| HEX | #ACA688 |
| RGB | rgb(172, 166, 136) |
| HSL | hsl(50, 18%, 60%) |
| OKLCH | oklch(72.2% 0.042 97.9) |
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 #ACA688 | 2.45:1 | Fails | Lc -53.3 | Large or bold text, headings |
| Black text on #ACA688 | 8.56:1 | AAA | Lc 55.8 | Large or bold text, headings |
| #ACA688 text on white | 2.45:1 | Fails | Lc 48.2 | Large or bold text, headings |
| #ACA688 text on black | 8.56:1 | AAA | Lc -53.8 | 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
#F6F5F3
oklch(97% 0.003 84.6)
-
Step 100
100
#EBEAE4
oklch(93.6% 0.008 98.9)
-
Step 200
200
#DBD9CF
oklch(88.4% 0.014 97.5)
-
Step 300
300
#C5C1AE
oklch(80.9% 0.026 97.2)
-
Step 400
400 (this color)
#ACA688
oklch(72.2% 0.042 97.9)
-
Step 500
500
#928A64
oklch(63.1% 0.054 97.7)
-
Step 600
600
#7C744B
oklch(55.6% 0.059 98.5)
-
Step 700
700
#69613C
oklch(49.1% 0.055 97.5)
-
Step 800
800
#554F32
oklch(42.6% 0.045 97.9)
-
Step 900
900
#46422C
oklch(37.7% 0.035 99.1)
-
Step 950
950
#29271A
oklch(27.1% 0.023 100.4)
#ACA688 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) | #ACA486 | 0.005 |
| Deuteranopia (no green cones) | #AEA689 | 0.003 |
| Tritanopia (no blue cones) | #B2A29E | 0.038 |
| Achromatopsia (no color) | #A5A5A5 | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA688
#ACA688
oklch(72.2% 0.042 97.9)
- #9FA3C0
#9FA3C0
oklch(72.2% 0.042 279.1)
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 #ACA688, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stone #ADA587 ΔE 0.003
- Bland #AFA88B ΔE 0.008
- Cement #A5A391 ΔE 0.020
- Taupe #B9A281 ΔE 0.020
- Mushroom #BA9E88 ΔE 0.029
- Putty #BEAE8A ΔE 0.036
- Dust #B2996E ΔE 0.039
- Pewter #96A8A1 ΔE 0.042
Use #ACA688 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.