#ACB0CC
Closest named color: French Gray (#ADB5BD). oklch(76.3% 0.04 279), rgb(172, 176, 204).
Aa
Black text reads best on this color (9.83:1).
About this color
#ACB0CC is a medium-light, muted blue. In OKLCH its lightness is 76%, its chroma 0.040 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.029 away. Black text reads best on it, at 9.83:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.83:1 |
| White text | 2.13:1 |
Values
| HEX | #ACB0CC |
| RGB | rgb(172, 176, 204) |
| HSL | hsl(233, 24%, 74%) |
| OKLCH | oklch(76.3% 0.04 279) |
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 #ACB0CC | 2.13:1 | Fails | Lc -46.6 | Large or bold text, headings |
| Black text on #ACB0CC | 9.83:1 | AAA | Lc 62.0 | Content text, not long reading |
| #ACB0CC text on white | 2.13:1 | Fails | Lc 41.9 | Non-text elements, placeholder text |
| #ACB0CC text on black | 9.83:1 | AAA | Lc -60.3 | 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
#E8E9F2
oklch(93.6% 0.012 281.1)
-
Step 200
200
#D5D8E8
oklch(88.5% 0.022 277.5)
-
Step 300
300 (this color)
#ACB0CC
oklch(76.3% 0.04 279)
-
Step 400
400
#979DC9
oklch(70.7% 0.065 278.6)
-
Step 500
500
#7E84BB
oklch(63% 0.083 278.9)
-
Step 600
600
#686DA7
oklch(55.5% 0.09 279.3)
-
Step 700
700
#575B8F
oklch(49.1% 0.083 279.5)
-
Step 800
800
#474B74
oklch(42.8% 0.068 278.8)
-
Step 900
900
#3B3F5E
oklch(37.8% 0.053 277.9)
-
Step 950
950
#232537
oklch(27.1% 0.034 279)
#ACB0CC 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) | #A9B3CD | 0.008 |
| Deuteranopia (no green cones) | #A7B0CB | 0.007 |
| Tritanopia (no blue cones) | #A5B5B9 | 0.036 |
| Achromatopsia (no color) | #B1B1B1 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB0CC
#ACB0CC
oklch(76.3% 0.04 279)
- #B8B396
#B8B396
oklch(76.3% 0.04 99.2)
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 #ACB0CC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.029
- Light Grey Blue #9DBCD4 ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.047
- Light Cornflower Blue #98C1D9 ΔE 0.047
- Dark Gray #A9A9A9 ΔE 0.049
- Cool Steel #97A7B3 ΔE 0.051
- Light Steel Blue #B0C4DE ΔE 0.053
- Pinkish Grey #C8ACA9 ΔE 0.059
Use #ACB0CC 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.