#A3ACA0
Closest named color: Dark Gray (#A9A9A9). oklch(73.4% 0.02 137.8), rgb(163, 172, 160).
Aa
Black text reads best on this color (8.96:1).
About this color
#A3ACA0 is a medium-light close to neutral grey. In OKLCH its lightness is 73%, its chroma 0.020. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.020 away. Black text reads best on it, at 8.96:1.
| Hue family | Neutrals |
| Lightness | medium-light (73%) |
| Chroma | close to neutral grey (0.020) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 8.96:1 |
| White text | 2.34:1 |
Values
| HEX | #A3ACA0 |
| RGB | rgb(163, 172, 160) |
| HSL | hsl(105, 7%, 65%) |
| OKLCH | oklch(73.4% 0.02 137.8) |
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 #A3ACA0 | 2.34:1 | Fails | Lc -51.1 | Large or bold text, headings |
| Black text on #A3ACA0 | 8.96:1 | AAA | Lc 57.8 | Large or bold text, headings |
| #A3ACA0 text on white | 2.34:1 | Fails | Lc 46.2 | Large or bold text, headings |
| #A3ACA0 text on black | 8.96:1 | AAA | Lc -55.9 | 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
#F5F6F5
oklch(97.2% 0.002 145.6)
-
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
#BDC3BB
oklch(81% 0.013 137.8)
-
Step 400
400 (this color)
#A3ACA0
oklch(73.4% 0.02 137.8)
-
Step 500
500
#828D7F
oklch(63% 0.024 139)
-
Step 600
600
#6C7768
oklch(55.5% 0.026 137.3)
-
Step 700
700
#5A6456
oklch(49% 0.025 136.7)
-
Step 800
800
#495247
oklch(42.7% 0.021 140)
-
Step 900
900
#3D443B
oklch(37.7% 0.018 138.7)
-
Step 950
950
#242823
oklch(27.1% 0.011 139.4)
#A3ACA0 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 | 0.014 |
| Deuteranopia (no green cones) | #ABA9A1 | 0.014 |
| Tritanopia (no blue cones) | #A3ABA8 | 0.013 |
| Achromatopsia (no color) | #A9A9A9 | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3ACA0
#A3ACA0
oklch(73.4% 0.02 137.8)
- #AEA5B1
#AEA5B1
oklch(73.3% 0.02 317.7)
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 #A3ACA0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.020
- Pewter #96A8A1 ΔE 0.022
- Cement #A5A391 ΔE 0.026
- Bland #AFA88B ΔE 0.030
- Stone #ADA587 ΔE 0.034
- Cool Grey #95A3A6 ΔE 0.036
- Cool Steel #97A7B3 ΔE 0.038
- Muted Teal #90B494 ΔE 0.041
Use #A3ACA0 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.