#ACA9BC
Closest named color: Dark Gray (#A9A9A9). oklch(74.3% 0.027 293), rgb(172, 169, 188).
Aa
Black text reads best on this color (9.15:1).
About this color
#ACA9BC is a medium-light close to neutral grey. In OKLCH its lightness is 74%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.029 away. Black text reads best on it, at 9.15:1.
| Hue family | Neutrals |
| Lightness | medium-light (74%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.15:1 |
| White text | 2.29:1 |
Values
| HEX | #ACA9BC |
| RGB | rgb(172, 169, 188) |
| HSL | hsl(249, 12%, 70%) |
| OKLCH | oklch(74.3% 0.027 293) |
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 #ACA9BC | 2.29:1 | Fails | Lc -50.1 | Large or bold text, headings |
| Black text on #ACA9BC | 9.15:1 | AAA | Lc 58.7 | Large or bold text, headings |
| #ACA9BC text on white | 2.29:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #ACA9BC text on black | 9.15:1 | 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
#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)
#ACA9BC
oklch(74.3% 0.027 293)
-
Step 500
500
#8A869D
oklch(63.1% 0.034 293.4)
-
Step 600
600
#747088
oklch(55.7% 0.037 292.8)
-
Step 700
700
#615D73
oklch(49% 0.035 293.4)
-
Step 800
800
#4F4C5E
oklch(42.6% 0.03 292.7)
-
Step 900
900
#42404D
oklch(37.9% 0.022 292.4)
-
Step 950
950
#26252D
oklch(26.9% 0.015 291.1)
#ACA9BC 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) | #A5ABBD | 0.010 |
| Deuteranopia (no green cones) | #A5ABBB | 0.011 |
| Tritanopia (no blue cones) | #A9ACAF | 0.024 |
| Achromatopsia (no color) | #ABABAB | 0.027 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACA9BC
#ACA9BC
oklch(74.3% 0.027 293)
- #ACAE9B
#ACAE9B
oklch(74.4% 0.027 111.9)
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 #ACA9BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.029
- French Gray #ADB5BD ΔE 0.033
- Cool Steel #97A7B3 ΔE 0.033
- Cool Grey #95A3A6 ΔE 0.048
- Pinkish Grey #C8ACA9 ΔE 0.050
- Pewter #96A8A1 ΔE 0.052
- Light Grey Blue #9DBCD4 ΔE 0.053
- Bluey Grey #89A0B0 ΔE 0.058
Use #ACA9BC 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.