#ACAAB4
Closest named color: Dark Gray (#A9A9A9). oklch(74.3% 0.014 295.2), rgb(172, 170, 180).
Aa
Black text reads best on this color (9.16:1).
About this color
#ACAAB4 is a medium-light close to neutral grey. In OKLCH its lightness is 74%, its chroma 0.014. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.016 away. Black text reads best on it, at 9.16:1.
| Hue family | Neutrals |
| Lightness | medium-light (74%) |
| Chroma | close to neutral grey (0.014) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.16:1 |
| White text | 2.29:1 |
Values
| HEX | #ACAAB4 |
| RGB | rgb(172, 170, 180) |
| HSL | hsl(252, 6%, 69%) |
| OKLCH | oklch(74.3% 0.014 295.2) |
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 #ACAAB4 | 2.29:1 | Fails | Lc -50.1 | Large or bold text, headings |
| Black text on #ACAAB4 | 9.16:1 | AAA | Lc 58.8 | Large or bold text, headings |
| #ACAAB4 text on white | 2.29:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #ACAAB4 text on black | 9.16:1 | AAA | Lc -56.9 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#EAE9EB
oklch(93.5% 0.003 308.4)
-
Step 200
200
#D9D8DC
oklch(88.4% 0.006 297.7)
-
Step 300
300
#C1BFC6
oklch(80.8% 0.01 299.2)
-
Step 400
400 (this color)
#ACAAB4
oklch(74.3% 0.014 295.2)
-
Step 500
500
#8A8794
oklch(63% 0.02 296.4)
-
Step 600
600
#74717E
oklch(55.6% 0.02 296.3)
-
Step 700
700
#615F6A
oklch(49.1% 0.018 294.1)
-
Step 800
800
#4F4D57
oklch(42.6% 0.017 294.9)
-
Step 900
900
#424047
oklch(37.6% 0.012 298.9)
-
Step 950
950
#27262A
oklch(27.1% 0.007 297.3)
#ACAAB4 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) | #A8ABB4 | 0.006 |
| Deuteranopia (no green cones) | #A8ABB4 | 0.006 |
| Tritanopia (no blue cones) | #ABABAD | 0.012 |
| Achromatopsia (no color) | #ABABAB | 0.014 |
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 #ACAAB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.016
- French Gray #ADB5BD ΔE 0.029
- Cool Steel #97A7B3 ΔE 0.031
- Cool Grey #95A3A6 ΔE 0.043
- Pewter #96A8A1 ΔE 0.043
- Pinkish Grey #C8ACA9 ΔE 0.044
- Cement #A5A391 ΔE 0.050
- Light Grey Blue #9DBCD4 ΔE 0.056
Use #ACAAB4 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.