#ACB0CF
Closest named color: French Gray (#ADB5BD). oklch(76.4% 0.044 279.5), rgb(172, 176, 207).
Aa
Black text reads best on this color (9.86:1).
About this color
#ACB0CF is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.044 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.033 away. Black text reads best on it, at 9.86:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.86:1 |
| White text | 2.12:1 |
Values
| HEX | #ACB0CF |
| RGB | rgb(172, 176, 207) |
| HSL | hsl(233, 27%, 74%) |
| OKLCH | oklch(76.4% 0.044 279.5) |
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 #ACB0CF | 2.12:1 | Fails | Lc -46.4 | Large or bold text, headings |
| Black text on #ACB0CF | 9.86:1 | AAA | Lc 62.2 | Content text, not long reading |
| #ACB0CF text on white | 2.12:1 | Fails | Lc 41.8 | Non-text elements, placeholder text |
| #ACB0CF text on black | 9.86:1 | AAA | Lc -60.5 | 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
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EA
oklch(88.5% 0.025 278.3)
-
Step 300
300 (this color)
#ACB0CF
oklch(76.4% 0.044 279.5)
-
Step 400
400
#979CCD
oklch(70.6% 0.072 279.9)
-
Step 500
500
#7E83C0
oklch(63% 0.092 279.8)
-
Step 600
600
#686CAC
oklch(55.6% 0.099 279.9)
-
Step 700
700
#565A94
oklch(49.1% 0.092 279.4)
-
Step 800
800
#474A78
oklch(42.8% 0.076 279.8)
-
Step 900
900
#3B3E61
oklch(37.7% 0.06 279.4)
-
Step 950
950
#232439
oklch(27% 0.039 281.4)
#ACB0CF 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) | #A8B3D0 | 0.009 |
| Deuteranopia (no green cones) | #A6B1CE | 0.009 |
| Tritanopia (no blue cones) | #A4B5BA | 0.039 |
| Achromatopsia (no color) | #B2B2B2 | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB0CF
#ACB0CF
oklch(76.4% 0.044 279.5)
- #B9B393
#B9B393
oklch(76.3% 0.044 98.5)
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 #ACB0CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.033
- Light Grey Blue #9DBCD4 ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.047
- Light Steel Blue #B0C4DE ΔE 0.053
- Dark Gray #A9A9A9 ΔE 0.053
- Cool Steel #97A7B3 ΔE 0.053
- Pinkish Grey #C8ACA9 ΔE 0.062
Use #ACB0CF 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.