#ACB2CB
Closest named color: French Gray (#ADB5BD). oklch(76.7% 0.036 274.8), rgb(172, 178, 203).
Aa
Black text reads best on this color (9.98:1).
About this color
#ACB2CB is a medium-light, muted blue. In OKLCH its lightness is 77%, its chroma 0.036 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.024 away. Black text reads best on it, at 9.98:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 9.98:1 |
| White text | 2.10:1 |
Values
| HEX | #ACB2CB |
| RGB | rgb(172, 178, 203) |
| HSL | hsl(228, 23%, 74%) |
| OKLCH | oklch(76.7% 0.036 274.8) |
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 #ACB2CB | 2.10:1 | Fails | Lc -45.8 | Large or bold text, headings |
| Black text on #ACB2CB | 9.98:1 | AAA | Lc 62.8 | Content text, not long reading |
| #ACB2CB text on white | 2.10:1 | Fails | Lc 41.2 | Non-text elements, placeholder text |
| #ACB2CB text on black | 9.98:1 | AAA | Lc -61.1 | 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
#E7E9F1
oklch(93.5% 0.011 274.9)
-
Step 200
200
#D5D8E7
oklch(88.4% 0.021 276.9)
-
Step 300
300 (this color)
#ACB2CB
oklch(76.7% 0.036 274.8)
-
Step 400
400
#959EC5
oklch(70.6% 0.058 274.7)
-
Step 500
500
#7C86B7
oklch(63.1% 0.075 275.2)
-
Step 600
600
#656FA3
oklch(55.5% 0.082 275.1)
-
Step 700
700
#545D8B
oklch(49.1% 0.075 274.9)
-
Step 800
800
#454C71
oklch(42.7% 0.062 275.3)
-
Step 900
900
#3A405B
oklch(37.8% 0.047 274.3)
-
Step 950
950
#222536
oklch(27% 0.032 276.3)
#ACB2CB 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) | #ABB4CC | 0.005 |
| Deuteranopia (no green cones) | #A9B2CA | 0.004 |
| Tritanopia (no blue cones) | #A5B6BA | 0.032 |
| Achromatopsia (no color) | #B3B3B3 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB2CB
#ACB2CB
oklch(76.7% 0.036 274.8)
- #BAB39A
#BAB39A
oklch(76.6% 0.035 94.1)
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 #ACB2CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.024
- Light Grey Blue #9DBCD4 ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.043
- Dark Gray #A9A9A9 ΔE 0.048
- Light Steel Blue #B0C4DE ΔE 0.049
- Cool Steel #97A7B3 ΔE 0.052
- Silver #C0C0C0 ΔE 0.055
Use #ACB2CB 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.