#ACB3CE
Closest named color: French Gray (#ADB5BD). oklch(77% 0.039 274), rgb(172, 179, 206).
Aa
Black text reads best on this color (10.09:1).
About this color
#ACB3CE is a medium-light, muted blue. In OKLCH its lightness is 77%, its chroma 0.039 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is French Gray (#ADB5BD), ΔE 0.027 away. Black text reads best on it, at 10.09:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.09:1 |
| White text | 2.08:1 |
Values
| HEX | #ACB3CE |
| RGB | rgb(172, 179, 206) |
| HSL | hsl(228, 26%, 74%) |
| OKLCH | oklch(77% 0.039 274) |
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 #ACB3CE | 2.08:1 | Fails | Lc -45.3 | Large or bold text, headings |
| Black text on #ACB3CE | 10.09:1 | AAA | Lc 63.3 | Content text, not long reading |
| #ACB3CE text on white | 2.08:1 | Fails | Lc 40.7 | Non-text elements, placeholder text |
| #ACB3CE text on black | 10.09:1 | AAA | Lc -61.6 | 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
#E7E9F2
oklch(93.5% 0.012 276.1)
-
Step 200
200
#D4D8E8
oklch(88.4% 0.022 274.7)
-
Step 300
300 (this color)
#ACB3CE
oklch(77% 0.039 274)
-
Step 400
400
#949EC8
oklch(70.6% 0.063 274.3)
-
Step 500
500
#7A86BA
oklch(63.1% 0.08 273.9)
-
Step 600
600
#636FA7
oklch(55.6% 0.088 274)
-
Step 700
700
#525D8F
oklch(49.1% 0.081 273.6)
-
Step 800
800
#434C74
oklch(42.7% 0.068 273.5)
-
Step 900
900
#393F5E
oklch(37.6% 0.054 275.1)
-
Step 950
950
#212537
oklch(26.9% 0.034 274.3)
#ACB3CE 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) | #ACB5CF | 0.005 |
| Deuteranopia (no green cones) | #A9B2CD | 0.005 |
| Tritanopia (no blue cones) | #A4B8BC | 0.035 |
| Achromatopsia (no color) | #B4B4B4 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB3CE
#ACB3CE
oklch(77% 0.039 274)
- #BCB498
#BCB498
oklch(76.9% 0.04 93.9)
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 #ACB3CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- French Gray #ADB5BD ΔE 0.027
- Light Grey Blue #9DBCD4 ΔE 0.028
- Cloudy Blue #ACC2D9 ΔE 0.039
- Light Cornflower Blue #98C1D9 ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.046
- Dark Gray #A9A9A9 ΔE 0.053
- Silver #C0C0C0 ΔE 0.055
- Cool Steel #97A7B3 ΔE 0.055
Use #ACB3CE 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.