#ACB4CD
Closest named color: French Gray (#ADB5BD). oklch(77.2% 0.037 271.5), rgb(172, 180, 205).
Aa
Black text reads best on this color (10.16:1).
About this color
#ACB4CD is a medium-light, muted blue. In OKLCH its lightness is 77%, its chroma 0.037 and its hue 271°. 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 10.16:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | muted (0.037) |
| Temperature | cool |
| Nearest name | French Gray (#ADB5BD) |
| Black text | 10.16:1 |
| White text | 2.06:1 |
Values
| HEX | #ACB4CD |
| RGB | rgb(172, 180, 205) |
| HSL | hsl(225, 25%, 74%) |
| OKLCH | oklch(77.2% 0.037 271.5) |
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 #ACB4CD | 2.06:1 | Fails | Lc -44.9 | Non-text elements, placeholder text |
| Black text on #ACB4CD | 10.16:1 | AAA | Lc 63.6 | Content text, not long reading |
| #ACB4CD text on white | 2.06:1 | Fails | Lc 40.3 | Non-text elements, placeholder text |
| #ACB4CD text on black | 10.16:1 | AAA | Lc -62.0 | 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
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D4D9E7
oklch(88.6% 0.02 270.2)
-
Step 300
300 (this color)
#ACB4CD
oklch(77.2% 0.037 271.5)
-
Step 400
400
#939FC6
oklch(70.7% 0.059 271.5)
-
Step 500
500
#7987B8
oklch(63.1% 0.076 271.8)
-
Step 600
600
#6270A4
oklch(55.5% 0.083 272)
-
Step 700
700
#515E8C
oklch(49.1% 0.076 271.3)
-
Step 800
800
#424D72
oklch(42.7% 0.063 270.9)
-
Step 900
900
#38405C
oklch(37.7% 0.049 271.6)
-
Step 950
950
#212636
oklch(27.1% 0.031 270.8)
#ACB4CD 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) | #ADB6CE | 0.006 |
| Deuteranopia (no green cones) | #ABB3CC | 0.003 |
| Tritanopia (no blue cones) | #A5B9BC | 0.034 |
| Achromatopsia (no color) | #B4B4B4 | 0.037 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB4CD
#ACB4CD
oklch(77.2% 0.037 271.5)
- #BDB49B
#BDB49B
oklch(77.1% 0.036 90.6)
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 #ACB4CD, 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 0.026
- Cloudy Blue #ACC2D9 ΔE 0.036
- Light Cornflower Blue #98C1D9 ΔE 0.039
- Light Steel Blue #B0C4DE ΔE 0.044
- Silver #C0C0C0 ΔE 0.051
- Dark Gray #A9A9A9 ΔE 0.052
- Cool Steel #97A7B3 ΔE 0.056
Use #ACB4CD 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.