#A0ACA4
Closest named color: Dark Gray (#A9A9A9). oklch(73.3% 0.018 156.8), rgb(160, 172, 164).
Aa
Black text reads best on this color (8.93:1).
About this color
#A0ACA4 is a medium-light close to neutral grey. In OKLCH its lightness is 73%, its chroma 0.018. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.018 away. Black text reads best on it, at 8.93:1.
| Hue family | Neutrals |
| Lightness | medium-light (73%) |
| Chroma | close to neutral grey (0.018) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 8.93:1 |
| White text | 2.35:1 |
Values
| HEX | #A0ACA4 |
| RGB | rgb(160, 172, 164) |
| HSL | hsl(140, 7%, 65%) |
| OKLCH | oklch(73.3% 0.018 156.8) |
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 #A0ACA4 | 2.35:1 | Fails | Lc -51.3 | Large or bold text, headings |
| Black text on #A0ACA4 | 8.93:1 | AAA | Lc 57.6 | Large or bold text, headings |
| #A0ACA4 text on white | 2.35:1 | Fails | Lc 46.4 | Large or bold text, headings |
| #A0ACA4 text on black | 8.93:1 | AAA | Lc -55.7 | 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
#F5F6F5
oklch(97.2% 0.002 145.6)
-
Step 100
100
#E8EAE9
oklch(93.5% 0.003 165.1)
-
Step 200
200
#D6DAD7
oklch(88.4% 0.006 153.8)
-
Step 300
300
#BBC3BE
oklch(80.9% 0.011 158.8)
-
Step 400
400 (this color)
#A0ACA4
oklch(73.3% 0.018 156.8)
-
Step 500
500
#7F8E84
oklch(63.2% 0.023 156.5)
-
Step 600
600
#68786E
oklch(55.6% 0.024 158.1)
-
Step 700
700
#57655B
oklch(49.2% 0.023 154.4)
-
Step 800
800
#47524B
oklch(42.7% 0.018 157.6)
-
Step 900
900
#3B443E
oklch(37.6% 0.016 156.4)
-
Step 950
950
#232825
oklch(27.1% 0.009 159.4)
#A0ACA4 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) | #ACAAA4 | 0.017 |
| Deuteranopia (no green cones) | #AAA8A4 | 0.017 |
| Tritanopia (no blue cones) | #9EACAA | 0.009 |
| Achromatopsia (no color) | #A9A9A9 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A0ACA4
#A0ACA4
oklch(73.3% 0.018 156.8)
- #B0A4AD
#B0A4AD
oklch(73.2% 0.019 334.3)
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 #A0ACA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.018
- Pewter #96A8A1 ΔE 0.018
- Cement #A5A391 ΔE 0.029
- Cool Grey #95A3A6 ΔE 0.032
- Cool Steel #97A7B3 ΔE 0.032
- Bland #AFA88B ΔE 0.036
- Stone #ADA587 ΔE 0.040
- Muted Teal #90B494 ΔE 0.043
Use #A0ACA4 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.