#ACA0AB
Closest named color: Dark Gray (#A9A9A9). oklch(71.9% 0.021 328.4), rgb(172, 160, 171).
Aa
Black text reads best on this color (8.37:1).
About this color
#ACA0AB is a medium-light close to neutral grey. In OKLCH its lightness is 72%, its chroma 0.021. 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 8.37:1.
| Hue family | Neutrals |
| Lightness | medium-light (72%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 8.37:1 |
| White text | 2.50:1 |
Values
| HEX | #ACA0AB |
| RGB | rgb(172, 160, 171) |
| HSL | hsl(305, 7%, 65%) |
| OKLCH | oklch(71.9% 0.021 328.4) |
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 #ACA0AB | 2.50:1 | Fails | Lc -54.3 | Large or bold text, headings |
| Black text on #ACA0AB | 8.37:1 | AAA | Lc 54.8 | Large or bold text, headings |
| #ACA0AB text on white | 2.50:1 | Fails | Lc 49.3 | Large or bold text, headings |
| #ACA0AB text on black | 8.37:1 | AAA | Lc -52.7 | 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
#EBE9EB
oklch(93.6% 0.003 325.6)
-
Step 200
200
#DCD7DB
oklch(88.4% 0.008 332.1)
-
Step 300
300
#C5BEC5
oklch(80.9% 0.012 325.7)
-
Step 400
400 (this color)
#ACA0AB
oklch(71.9% 0.021 328.4)
-
Step 500
500
#938492
oklch(63.1% 0.027 328)
-
Step 600
600
#7D6E7C
oklch(55.7% 0.028 328)
-
Step 700
700
#6A5B68
oklch(49% 0.028 330.4)
-
Step 800
800
#564B55
oklch(42.7% 0.022 328.8)
-
Step 900
900
#473E46
oklch(37.6% 0.018 329.5)
-
Step 950
950
#2A2529
oklch(27.2% 0.01 332.6)
#ACA0AB 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) | #A0A3AC | 0.018 |
| Deuteranopia (no green cones) | #A2A4AB | 0.017 |
| Tritanopia (no blue cones) | #ADA1A4 | 0.011 |
| Achromatopsia (no color) | #A3A3A3 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA0AB
#ACA0AB
oklch(71.9% 0.021 328.4)
- #9CA89D
#9CA89D
oklch(71.9% 0.021 147.8)
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 #ACA0AB, 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 0.032
- Cool Grey #95A3A6 ΔE 0.035
- Pewter #96A8A1 ΔE 0.043
- Cement #A5A391 ΔE 0.043
- Light Mauve #C292A1 ΔE 0.045
- Bluey Grey #89A0B0 ΔE 0.048
- Grey Pink #C3909B ΔE 0.050
Use #ACA0AB 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.