#ACA8BC
Closest named color: Dark Gray (#A9A9A9). oklch(74.1% 0.029 294.9), rgb(172, 168, 188).
Aa
Black text reads best on this color (9.08:1).
About this color
#ACA8BC is a medium-light close to neutral grey. In OKLCH its lightness is 74%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.030 away. Black text reads best on it, at 9.08:1.
| Hue family | Neutrals |
| Lightness | medium-light (74%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.08:1 |
| White text | 2.31:1 |
Values
| HEX | #ACA8BC |
| RGB | rgb(172, 168, 188) |
| HSL | hsl(252, 13%, 70%) |
| OKLCH | oklch(74.1% 0.029 294.9) |
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 #ACA8BC | 2.31:1 | Fails | Lc -50.5 | Large or bold text, headings |
| Black text on #ACA8BC | 9.08:1 | AAA | Lc 58.4 | Large or bold text, headings |
| #ACA8BC text on white | 2.31:1 | Fails | Lc 45.6 | Large or bold text, headings |
| #ACA8BC text on black | 9.08:1 | AAA | Lc -56.5 | 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
#EAE9ED
oklch(93.6% 0.005 297.7)
-
Step 200
200
#D9D8DF
oklch(88.5% 0.01 292.8)
-
Step 300
300
#C1BFCB
oklch(81% 0.017 293.7)
-
Step 400
400 (this color)
#ACA8BC
oklch(74.1% 0.029 294.9)
-
Step 500
500
#8B859E
oklch(63% 0.038 296.3)
-
Step 600
600
#756F89
oklch(55.6% 0.04 295.6)
-
Step 700
700
#625D74
oklch(49.2% 0.037 295)
-
Step 800
800
#504C5E
oklch(42.7% 0.03 295.3)
-
Step 900
900
#423F4D
oklch(37.6% 0.024 295)
-
Step 950
950
#27252D
oklch(27% 0.015 296.8)
#ACA8BC 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) | #A4ABBD | 0.013 |
| Deuteranopia (no green cones) | #A5AABB | 0.011 |
| Tritanopia (no blue cones) | #A9ABAE | 0.025 |
| Achromatopsia (no color) | #AAAAAA | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA8BC
#ACA8BC
oklch(74.1% 0.029 294.9)
- #AAAE99
#AAAE99
oklch(74.2% 0.03 115.9)
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 #ACA8BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.030
- Cool Steel #97A7B3 ΔE 0.033
- French Gray #ADB5BD ΔE 0.035
- Cool Grey #95A3A6 ΔE 0.048
- Pinkish Grey #C8ACA9 ΔE 0.051
- Pewter #96A8A1 ΔE 0.052
- Light Grey Blue #9DBCD4 ΔE 0.055
- Bluey Grey #89A0B0 ΔE 0.057
Use #ACA8BC 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.