#ACBBB4
Closest named color: French Gray (#ADB5BD). oklch(77.8% 0.019 166.2), rgb(172, 187, 180).
Aa
Black text reads best on this color (10.52:1).
About this color
#ACBBB4 is a medium-light close to neutral grey. In OKLCH its lightness is 78%, its chroma 0.019. It has too little chroma to lean warm or cool. The nearest named color is French Gray (#ADB5BD), ΔE 0.024 away. Black text reads best on it, at 10.52:1.
| Hue family | Neutrals |
| Lightness | medium-light (78%) |
| Chroma | close to neutral grey (0.019) |
| Temperature | neutral |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.52:1 |
| White text | 1.99:1 |
Values
| HEX | #ACBBB4 |
| RGB | rgb(172, 187, 180) |
| HSL | hsl(152, 10%, 70%) |
| OKLCH | oklch(77.8% 0.019 166.2) |
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 #ACBBB4 | 1.99:1 | Fails | Lc -43.1 | Non-text elements, placeholder text |
| Black text on #ACBBB4 | 10.52:1 | AAA | Lc 65.3 | Content text, not long reading |
| #ACBBB4 text on white | 1.99:1 | Fails | Lc 38.6 | Non-text elements, placeholder text |
| #ACBBB4 text on black | 10.52:1 | AAA | Lc -63.7 | Content text, not long reading |
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 300.
-
Step 50
50
#F4F6F5
oklch(97.1% 0.002 165.1)
-
Step 100
100
#E7EBE9
oklch(93.6% 0.005 165)
-
Step 200
200
#D3DBD7
oklch(88.4% 0.01 164.8)
-
Step 300
300 (this color)
#ACBBB4
oklch(77.8% 0.019 166.2)
-
Step 400
400
#8FA79C
oklch(70.7% 0.031 166.1)
-
Step 500
500
#739184
oklch(63% 0.039 166.9)
-
Step 600
600
#5B7C6E
oklch(55.7% 0.044 166.8)
-
Step 700
700
#4B685C
oklch(49.1% 0.039 167.3)
-
Step 800
800
#3E554B
oklch(42.7% 0.033 166.3)
-
Step 900
900
#35463E
oklch(37.7% 0.026 164.7)
-
Step 950
950
#1F2925
oklch(27% 0.016 168.8)
#ACBBB4 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) | #BAB9B4 | 0.019 |
| Deuteranopia (no green cones) | #B7B7B4 | 0.018 |
| Tritanopia (no blue cones) | #A9BBB9 | 0.008 |
| Achromatopsia (no color) | #B7B7B7 | 0.019 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACBBB4
#ACBBB4
oklch(77.8% 0.019 166.2)
- #C1B2B9
#C1B2B9
oklch(77.8% 0.02 347.6)
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 #ACBBB4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.024
- Silver #C0C0C0 ΔE 0.035
- Light Grey Blue #9DBCD4 ΔE 0.047
- Dark Gray #A9A9A9 ΔE 0.048
- Ash Gray #BFC8AD ΔE 0.049
- Cloudy Blue #ACC2D9 ΔE 0.050
- Pinkish Grey #C8ACA9 ΔE 0.051
- Light Cornflower Blue #98C1D9 ΔE 0.053
Use #ACBBB4 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.