#A4ACA0
Closest named color: Dark Gray (#A9A9A9). oklch(73.5% 0.019 135), rgb(164, 172, 160).
Aa
Black text reads best on this color (8.98:1).
About this color
#A4ACA0 is a medium-light close to neutral grey. In OKLCH its lightness is 73%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.019 away. Black text reads best on it, at 8.98:1.
| Hue family | Neutrals |
| Lightness | medium-light (73%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 8.98:1 |
| White text | 2.33:1 |
Values
| HEX | #A4ACA0 |
| RGB | rgb(164, 172, 160) |
| HSL | hsl(100, 7%, 65%) |
| OKLCH | oklch(73.5% 0.019 135) |
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 #A4ACA0 | 2.33:1 | Fails | Lc -51.0 | Large or bold text, headings |
| Black text on #A4ACA0 | 8.98:1 | AAA | Lc 57.9 | Large or bold text, headings |
| #A4ACA0 text on white | 2.33:1 | Fails | Lc 46.1 | Large or bold text, headings |
| #A4ACA0 text on black | 8.98:1 | AAA | Lc -56.0 | 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
#E9EAE8
oklch(93.6% 0.003 128.5)
-
Step 200
200
#D7DAD6
oklch(88.5% 0.006 137.8)
-
Step 300
300
#BDC2BB
oklch(80.8% 0.011 136.6)
-
Step 400
400 (this color)
#A4ACA0
oklch(73.5% 0.019 135)
-
Step 500
500
#838D7E
oklch(63.1% 0.025 135)
-
Step 600
600
#6D7767
oklch(55.6% 0.027 133.6)
-
Step 700
700
#5B6456
oklch(49.1% 0.025 134.3)
-
Step 800
800
#4A5246
oklch(42.8% 0.022 135.1)
-
Step 900
900
#3E443B
oklch(37.8% 0.017 135.1)
-
Step 950
950
#242823
oklch(27.1% 0.011 139.4)
#A4ACA0 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) | #ADAA9F | 0.013 |
| Deuteranopia (no green cones) | #ACA9A0 | 0.013 |
| Tritanopia (no blue cones) | #A4ABA8 | 0.013 |
| Achromatopsia (no color) | #A9A9A9 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4ACA0
#A4ACA0
oklch(73.5% 0.019 135)
- #AEA6B2
#AEA6B2
oklch(73.6% 0.019 314.7)
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 #A4ACA0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.019
- Pewter #96A8A1 ΔE 0.023
- Cement #A5A391 ΔE 0.027
- Bland #AFA88B ΔE 0.029
- Stone #ADA587 ΔE 0.034
- Cool Grey #95A3A6 ΔE 0.037
- Cool Steel #97A7B3 ΔE 0.038
- Muted Teal #90B494 ΔE 0.042
Use #A4ACA0 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.