#ACB4E0
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.9% 0.063 276.8), rgb(172, 180, 224).
Aa
Black text reads best on this color (10.35:1).
About this color
#ACB4E0 is a medium-light, muted blue. In OKLCH its lightness is 78%, its chroma 0.063 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.037 away. Black text reads best on it, at 10.35:1.
| Hue family | Blues |
| Lightness | medium-light (78%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.35:1 |
| White text | 2.02:1 |
Values
| HEX | #ACB4E0 |
| RGB | rgb(172, 180, 224) |
| HSL | hsl(231, 46%, 78%) |
| OKLCH | oklch(77.9% 0.063 276.8) |
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 #ACB4E0 | 2.02:1 | Fails | Lc -43.9 | Non-text elements, placeholder text |
| Black text on #ACB4E0 | 10.35:1 | AAA | Lc 64.5 | Content text, not long reading |
| #ACB4E0 text on white | 2.02:1 | Fails | Lc 39.4 | Non-text elements, placeholder text |
| #ACB4E0 text on black | 10.35:1 | AAA | Lc -62.9 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D3D8F1
oklch(88.6% 0.035 276.7)
-
Step 300
300 (this color)
#ACB4E0
oklch(77.9% 0.063 276.8)
-
Step 400
400
#909BE0
oklch(70.8% 0.102 276.5)
-
Step 500
500
#7680D7
oklch(63% 0.131 277)
-
Step 600
600
#6068C4
oklch(55.6% 0.141 277)
-
Step 700
700
#4F56A9
oklch(49% 0.131 276.8)
-
Step 800
800
#414789
oklch(42.7% 0.108 276.9)
-
Step 900
900
#373C6E
oklch(37.7% 0.085 277.2)
-
Step 950
950
#202340
oklch(26.9% 0.054 277.6)
#ACB4E0 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) | #A8B8E2 | 0.011 |
| Deuteranopia (no green cones) | #A5B4DF | 0.009 |
| Tritanopia (no blue cones) | #A0BCC3 | 0.056 |
| Achromatopsia (no color) | #B6B6B6 | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACB4E0
#ACB4E0
oklch(77.9% 0.063 276.8)
- #C2B889
#C2B889
oklch(77.9% 0.064 97.5)
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 #ACB4E0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.037
- Cloudy Blue #ACC2D9 ΔE 0.042
- Pastel Blue #A2BFFE ΔE 0.045
- Light Steel Blue #B0C4DE ΔE 0.045
- Light Cornflower Blue #98C1D9 ΔE 0.045
- French Gray #ADB5BD ΔE 0.052
- Carolina Blue #8AB8FE ΔE 0.056
- Light Blue Grey #B7C9E2 ΔE 0.059
Use #ACB4E0 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.