#A1ACA0
Closest named color: Pewter (#96A8A1). oklch(73.2% 0.021 143), rgb(161, 172, 160).
Aa
Black text reads best on this color (8.92:1).
About this color
#A1ACA0 is a medium-light close to neutral grey. In OKLCH its lightness is 73%, its chroma 0.021. It has too little chroma to lean warm or cool. The nearest named color is Pewter (#96A8A1), ΔE 0.020 away. Black text reads best on it, at 8.92:1.
| Hue family | Neutrals |
| Lightness | medium-light (73%) |
| Chroma | close to neutral grey (0.021) |
| Temperature | neutral |
| Nearest name | Pewter (#96A8A1) |
| Black text | 8.92:1 |
| White text | 2.35:1 |
Values
| HEX | #A1ACA0 |
| RGB | rgb(161, 172, 160) |
| HSL | hsl(115, 7%, 65%) |
| OKLCH | oklch(73.2% 0.021 143) |
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 #A1ACA0 | 2.35:1 | Fails | Lc -51.3 | Large or bold text, headings |
| Black text on #A1ACA0 | 8.92:1 | AAA | Lc 57.6 | Large or bold text, headings |
| #A1ACA0 text on white | 2.35:1 | Fails | Lc 46.4 | Large or bold text, headings |
| #A1ACA0 text on black | 8.92:1 | AAA | Lc -55.6 | 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
#E8EAE8
oklch(93.5% 0.003 145.5)
-
Step 200
200
#D6DAD6
oklch(88.4% 0.007 145.5)
-
Step 300
300
#BCC3BB
oklch(80.9% 0.013 141.8)
-
Step 400
400 (this color)
#A1ACA0
oklch(73.2% 0.021 143)
-
Step 500
500
#808E7F
oklch(63.1% 0.027 143.4)
-
Step 600
600
#6A7868
oklch(55.6% 0.029 141.7)
-
Step 700
700
#586557
oklch(49.1% 0.027 143.2)
-
Step 800
800
#485247
oklch(42.6% 0.022 142.7)
-
Step 900
900
#3C443C
oklch(37.7% 0.017 145.2)
-
Step 950
950
#232823
oklch(27% 0.012 145.2)
#A1ACA0 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 | 0.017 |
| Deuteranopia (no green cones) | #ABA8A1 | 0.017 |
| Tritanopia (no blue cones) | #A0ABA8 | 0.013 |
| Achromatopsia (no color) | #A9A9A9 | 0.021 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1ACA0
#A1ACA0
oklch(73.2% 0.021 143)
- #AFA4B0
#AFA4B0
oklch(73.2% 0.021 323.3)
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 #A1ACA0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pewter #96A8A1 ΔE 0.020
- Dark Gray #A9A9A9 ΔE 0.021
- Cement #A5A391 ΔE 0.026
- Bland #AFA88B ΔE 0.031
- Cool Grey #95A3A6 ΔE 0.034
- Stone #ADA587 ΔE 0.035
- Cool Steel #97A7B3 ΔE 0.037
- Muted Teal #90B494 ΔE 0.039
Use #A1ACA0 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.