#ACB3A4
Closest named color: Dark Gray (#A9A9A9). oklch(75.7% 0.022 127.5), rgb(172, 179, 164).
Aa
Black text reads best on this color (9.73:1).
About this color
#ACB3A4 is a medium-light close to neutral grey. In OKLCH its lightness is 76%, its chroma 0.022. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.031 away. Black text reads best on it, at 9.73:1.
| Hue family | Neutrals |
| Lightness | medium-light (76%) |
| Chroma | close to neutral grey (0.022) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.73:1 |
| White text | 2.15:1 |
Values
| HEX | #ACB3A4 |
| RGB | rgb(172, 179, 164) |
| HSL | hsl(88, 9%, 67%) |
| OKLCH | oklch(75.7% 0.022 127.5) |
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 #ACB3A4 | 2.15:1 | Fails | Lc -47.1 | Large or bold text, headings |
| Black text on #ACB3A4 | 9.73:1 | AAA | Lc 61.6 | Content text, not long reading |
| #ACB3A4 text on white | 2.15:1 | Fails | Lc 42.4 | Non-text elements, placeholder text |
| #ACB3A4 text on black | 9.73:1 | AAA | Lc -59.8 | 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
#F5F6F4
oklch(97.2% 0.003 128.5)
-
Step 100
100
#E9EAE7
oklch(93.5% 0.004 121.6)
-
Step 200
200
#D7DAD5
oklch(88.5% 0.007 132.4)
-
Step 300
300
#BEC2B9
oklch(80.8% 0.013 126.4)
-
Step 400
400 (this color)
#ACB3A4
oklch(75.7% 0.022 127.5)
-
Step 500
500
#858D7B
oklch(63.2% 0.028 126.8)
-
Step 600
600
#6E7764
oklch(55.6% 0.031 128.1)
-
Step 700
700
#5C6452
oklch(49.1% 0.03 127)
-
Step 800
800
#4B5244
oklch(42.8% 0.024 129.1)
-
Step 900
900
#3F4439
oklch(37.8% 0.019 127.3)
-
Step 950
950
#252821
oklch(27.1% 0.013 126.2)
#ACB3A4 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) | #B5B1A3 | 0.013 |
| Deuteranopia (no green cones) | #B4B0A5 | 0.014 |
| Tritanopia (no blue cones) | #ADB1AF | 0.018 |
| Achromatopsia (no color) | #B1B1B1 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB3A4
#ACB3A4
oklch(75.7% 0.022 127.5)
- #B4ADBB
#B4ADBB
oklch(75.8% 0.021 308.2)
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 #ACB3A4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.031
- French Gray #ADB5BD ΔE 0.035
- Bland #AFA88B ΔE 0.037
- Putty #BEAE8A ΔE 0.038
- Pewter #96A8A1 ΔE 0.045
- Stone #ADA587 ΔE 0.045
- Pinkish Grey #C8ACA9 ΔE 0.045
- Muted Teal #90B494 ΔE 0.046
Use #ACB3A4 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.