#ACA9BA
Closest named color: Dark Gray (#A9A9A9). oklch(74.3% 0.024 293.9), rgb(172, 169, 186).
Aa
Black text reads best on this color (9.13:1).
About this color
#ACA9BA is a medium-light close to neutral grey. In OKLCH its lightness is 74%, 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 9.13:1.
| Hue family | Neutrals |
| Lightness | medium-light (74%) |
| Chroma | close to neutral grey (0.024) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.13:1 |
| White text | 2.29:1 |
Values
| HEX | #ACA9BA |
| RGB | rgb(172, 169, 186) |
| HSL | hsl(251, 11%, 70%) |
| OKLCH | oklch(74.3% 0.024 293.9) |
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 #ACA9BA | 2.29:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #ACA9BA | 9.13:1 | AAA | Lc 58.6 | Large or bold text, headings |
| #ACA9BA text on white | 2.29:1 | Fails | Lc 45.3 | Large or bold text, headings |
| #ACA9BA text on black | 9.13:1 | AAA | Lc -56.8 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#EAE9EC
oklch(93.6% 0.004 301.4)
-
Step 200
200
#D9D8DE
oklch(88.5% 0.008 293.9)
-
Step 300
300
#C1BFCA
oklch(81% 0.015 294.4)
-
Step 400
400 (this color)
#ACA9BA
oklch(74.3% 0.024 293.9)
-
Step 500
500
#8A869B
oklch(63.1% 0.031 294.2)
-
Step 600
600
#747086
oklch(55.7% 0.034 293.6)
-
Step 700
700
#615E71
oklch(49.2% 0.03 292.5)
-
Step 800
800
#4F4C5C
oklch(42.5% 0.026 293.8)
-
Step 900
900
#42404C
oklch(37.8% 0.02 293)
-
Step 950
950
#27252C
oklch(27% 0.013 298.6)
#ACA9BA 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) | #A6ABBB | 0.009 |
| Deuteranopia (no green cones) | #A6ABB9 | 0.010 |
| Tritanopia (no blue cones) | #AAABAE | 0.020 |
| Achromatopsia (no color) | #ABABAB | 0.024 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA9BA
#ACA9BA
oklch(74.3% 0.024 293.9)
- #ABAE9C
#ABAE9C
oklch(74.3% 0.025 114.7)
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 #ACA9BA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.026
- French Gray #ADB5BD ΔE 0.032
- Cool Steel #97A7B3 ΔE 0.032
- Cool Grey #95A3A6 ΔE 0.046
- Pinkish Grey #C8ACA9 ΔE 0.049
- Pewter #96A8A1 ΔE 0.050
- Light Grey Blue #9DBCD4 ΔE 0.054
- Bluey Grey #89A0B0 ΔE 0.057
Use #ACA9BA 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.