#ACA0A3
Closest named color: Dark Gray (#A9A9A9). oklch(71.7% 0.015 0.4), rgb(172, 160, 163).
Aa
Black text reads best on this color (8.31:1).
About this color
#ACA0A3 is a medium-light close to neutral grey. In OKLCH its lightness is 72%, its chroma 0.015. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.023 away. Black text reads best on it, at 8.31:1.
| Hue family | Neutrals |
| Lightness | medium-light (72%) |
| Chroma | close to neutral grey (0.015) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 8.31:1 |
| White text | 2.52:1 |
Values
| HEX | #ACA0A3 |
| RGB | rgb(172, 160, 163) |
| HSL | hsl(345, 7%, 65%) |
| OKLCH | oklch(71.7% 0.015 0.4) |
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 #ACA0A3 | 2.52:1 | Fails | Lc -54.7 | Large or bold text, headings |
| Black text on #ACA0A3 | 8.31:1 | AAA | Lc 54.4 | Large or bold text, headings |
| #ACA0A3 text on white | 2.52:1 | Fails | Lc 49.6 | Large or bold text, headings |
| #ACA0A3 text on black | 8.31:1 | AAA | Lc -52.4 | 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
#F6F5F5
oklch(97.1% 0.001 17.2)
-
Step 100
100
#EBE9EA
oklch(93.6% 0.003 345.2)
-
Step 200
200
#DCD8D9
oklch(88.6% 0.005 0)
-
Step 300
300
#C6BEC0
oklch(80.9% 0.009 0.2)
-
Step 400
400 (this color)
#ACA0A3
oklch(71.7% 0.015 0.4)
-
Step 500
500
#948589
oklch(63.1% 0.019 359.6)
-
Step 600
600
#7E6F73
oklch(55.7% 0.02 359.8)
-
Step 700
700
#6A5C60
oklch(49% 0.019 358.7)
-
Step 800
800
#574C4E
oklch(42.8% 0.015 5.3)
-
Step 900
900
#473F41
oklch(37.7% 0.011 0.7)
-
Step 950
950
#2A2526
oklch(27% 0.008 3.9)
#ACA0A3 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) | #A1A2A3 | 0.016 |
| Deuteranopia (no green cones) | #A4A4A3 | 0.015 |
| Tritanopia (no blue cones) | #AE9FA1 | 0.004 |
| Achromatopsia (no color) | #A3A3A3 | 0.015 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
This color is close to neutral, so it has no meaningful hue to rotate. Hue harmonies are omitted.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #ACA0A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.023
- Cool Grey #95A3A6 ΔE 0.032
- Cement #A5A391 ΔE 0.032
- Cool Steel #97A7B3 ΔE 0.035
- Pewter #96A8A1 ΔE 0.037
- Mushroom #BA9E88 ΔE 0.040
- Stone #ADA587 ΔE 0.046
- Bland #AFA88B ΔE 0.047
Use #ACA0A3 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.