#A4ACB8
Closest named color: Dark Gray (#A9A9A9). oklch(74.2% 0.019 258.4), rgb(164, 172, 184).
Aa
Black text reads best on this color (9.17:1).
About this color
#A4ACB8 is a medium-light close to neutral grey. In OKLCH its lightness is 74%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is Dark Gray (#A9A9A9), ΔE 0.021 away. Black text reads best on it, at 9.17:1.
| Hue family | Neutrals |
| Lightness | medium-light (74%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | Dark Gray (#A9A9A9) |
| Black text | 9.17:1 |
| White text | 2.28:1 |
Values
| HEX | #A4ACB8 |
| RGB | rgb(164, 172, 184) |
| HSL | hsl(216, 12%, 68%) |
| OKLCH | oklch(74.2% 0.019 258.4) |
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 #A4ACB8 | 2.28:1 | Fails | Lc -50.0 | Large or bold text, headings |
| Black text on #A4ACB8 | 9.17:1 | AAA | Lc 58.8 | Large or bold text, headings |
| #A4ACB8 text on white | 2.28:1 | Fails | Lc 45.2 | Large or bold text, headings |
| #A4ACB8 text on black | 9.17:1 | AAA | Lc -56.9 | 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
#F5F5F6
oklch(97% 0.001 286.4)
-
Step 100
100
#E8EAEC
oklch(93.6% 0.003 247.9)
-
Step 200
200
#D6D9DE
oklch(88.4% 0.008 260.7)
-
Step 300
300
#BCC1C9
oklch(80.9% 0.013 259.8)
-
Step 400
400 (this color)
#A4ACB8
oklch(74.2% 0.019 258.4)
-
Step 500
500
#808A99
oklch(63% 0.025 258.4)
-
Step 600
600
#6A7484
oklch(55.6% 0.028 259.8)
-
Step 700
700
#58616F
oklch(49% 0.025 259.2)
-
Step 800
800
#48505B
oklch(42.8% 0.021 256.4)
-
Step 900
900
#3C424A
oklch(37.7% 0.016 255.6)
-
Step 950
950
#23272C
oklch(27.1% 0.011 254)
#A4ACB8 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) | #A8ACB9 | 0.006 |
| Deuteranopia (no green cones) | #A6AAB8 | 0.006 |
| Tritanopia (no blue cones) | #9FAEB0 | 0.016 |
| Achromatopsia (no color) | #ABABAB | 0.020 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4ACB8
#A4ACB8
oklch(74.2% 0.019 258.4)
- #B2AA9E
#B2AA9E
oklch(74.1% 0.019 78.2)
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 #A4ACB8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Gray #A9A9A9 ΔE 0.021
- Cool Steel #97A7B3 ΔE 0.024
- French Gray #ADB5BD ΔE 0.028
- Cool Grey #95A3A6 ΔE 0.039
- Pewter #96A8A1 ΔE 0.039
- Light Grey Blue #9DBCD4 ΔE 0.049
- Bluegrey #85A3B2 ΔE 0.050
- Bluey Grey #89A0B0 ΔE 0.052
Use #A4ACB8 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.