#ACA5B0
Closest named color: Dark Gray (#A9A9A9). oklch(73.1% 0.017 313.6), rgb(172, 165, 176).
Aa
Black text reads best on this color (8.76:1).
About this color
#ACA5B0 is a medium-light close to neutral grey. In OKLCH its lightness is 73%, its chroma 0.017. 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 8.76:1.
| Hue family | Neutrals |
| Lightness | medium-light (73%) |
| Chroma | close to neutral grey (0.017) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 8.76:1 |
| White text | 2.39:1 |
Values
| HEX | #ACA5B0 |
| RGB | rgb(172, 165, 176) |
| HSL | hsl(278, 7%, 67%) |
| OKLCH | oklch(73.1% 0.017 313.6) |
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 #ACA5B0 | 2.39:1 | Fails | Lc -52.2 | Large or bold text, headings |
| Black text on #ACA5B0 | 8.76:1 | AAA | Lc 56.8 | Large or bold text, headings |
| #ACA5B0 text on white | 2.39:1 | Fails | Lc 47.2 | Large or bold text, headings |
| #ACA5B0 text on black | 8.76:1 | AAA | Lc -54.8 | 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
#F6F5F6
oklch(97.1% 0.002 325.6)
-
Step 100
100
#EAE9EB
oklch(93.5% 0.003 308.4)
-
Step 200
200
#DAD8DC
oklch(88.5% 0.006 308.4)
-
Step 300
300
#C3BFC6
oklch(81% 0.011 311.2)
-
Step 400
400 (this color)
#ACA5B0
oklch(73.1% 0.017 313.6)
-
Step 500
500
#8E8693
oklch(63.1% 0.021 312.7)
-
Step 600
600
#786F7E
oklch(55.5% 0.025 312)
-
Step 700
700
#655D6A
oklch(49% 0.023 312.6)
-
Step 800
800
#534C56
oklch(42.7% 0.019 315.9)
-
Step 900
900
#443F47
oklch(37.6% 0.015 313)
-
Step 950
950
#28252A
oklch(27% 0.01 312.1)
#ACA5B0 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) | #A4A7B1 | 0.012 |
| Deuteranopia (no green cones) | #A5A8B0 | 0.012 |
| Tritanopia (no blue cones) | #ACA6A8 | 0.013 |
| Achromatopsia (no color) | #A7A7A7 | 0.018 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA5B0
#ACA5B0
oklch(73.1% 0.017 313.6)
- #A4ABA0
#A4ABA0
oklch(73.2% 0.017 133.9)
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 #ACA5B0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.018
- Cool Steel #97A7B3 ΔE 0.029
- Cool Grey #95A3A6 ΔE 0.037
- Pewter #96A8A1 ΔE 0.041
- French Gray #ADB5BD ΔE 0.042
- Cement #A5A391 ΔE 0.046
- Pinkish Grey #C8ACA9 ΔE 0.049
- Bluey Grey #89A0B0 ΔE 0.051
Use #ACA5B0 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.