#ACA2B1
Closest named color: Dark Gray (#A9A9A9). oklch(72.5% 0.024 314.7), rgb(172, 162, 177).
Aa
Black text reads best on this color (8.55:1).
About this color
#ACA2B1 is a medium-light close to neutral grey. In OKLCH its lightness is 73%, its chroma 0.024. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.026 away. Black text reads best on it, at 8.55:1.
| Hue family | Neutrals |
| Lightness | medium-light (73%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 8.55:1 |
| White text | 2.45:1 |
Values
| HEX | #ACA2B1 |
| RGB | rgb(172, 162, 177) |
| HSL | hsl(280, 9%, 66%) |
| OKLCH | oklch(72.5% 0.024 314.7) |
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 #ACA2B1 | 2.45:1 | Fails | Lc -53.3 | Large or bold text, headings |
| Black text on #ACA2B1 | 8.55:1 | AAA | Lc 55.7 | Large or bold text, headings |
| #ACA2B1 text on white | 2.45:1 | Fails | Lc 48.3 | Large or bold text, headings |
| #ACA2B1 text on black | 8.55:1 | AAA | Lc -53.7 | 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
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EBE9EC
oklch(93.6% 0.005 314.8)
-
Step 200
200
#DBD7DD
oklch(88.4% 0.009 314.8)
-
Step 300
300
#C4BEC7
oklch(80.9% 0.014 314.7)
-
Step 400
400 (this color)
#ACA2B1
oklch(72.5% 0.024 314.7)
-
Step 500
500
#918497
oklch(63.1% 0.032 315.2)
-
Step 600
600
#7B6E81
oklch(55.7% 0.033 315.2)
-
Step 700
700
#675C6D
oklch(49.1% 0.03 313.8)
-
Step 800
800
#544B59
oklch(42.7% 0.025 313.6)
-
Step 900
900
#463F49
oklch(37.9% 0.019 315.8)
-
Step 950
950
#29252B
oklch(27.1% 0.012 314.6)
#ACA2B1 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) | #A0A5B2 | 0.018 |
| Deuteranopia (no green cones) | #A2A6B0 | 0.017 |
| Tritanopia (no blue cones) | #ACA4A7 | 0.017 |
| Achromatopsia (no color) | #A5A5A5 | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA2B1
#ACA2B1
oklch(72.5% 0.024 314.7)
- #A0AA9B
#A0AA9B
oklch(72.6% 0.024 135)
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 #ACA2B1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.026
- Cool Steel #97A7B3 ΔE 0.030
- Cool Grey #95A3A6 ΔE 0.038
- Pewter #96A8A1 ΔE 0.046
- Light Mauve #C292A1 ΔE 0.049
- Bluey Grey #89A0B0 ΔE 0.049
- French Gray #ADB5BD ΔE 0.049
- Cement #A5A391 ΔE 0.049
Use #ACA2B1 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.