#B1ACDA
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.4% 0.065 289.7), rgb(177, 172, 218).
Aa
Black text reads best on this color (9.78:1).
About this color
#B1ACDA is a medium-light, muted purple. In OKLCH its lightness is 76%, its chroma 0.065 and its hue 290°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.052 away. Black text reads best on it, at 9.78:1.
| Hue family | Purples |
| Lightness | medium-light (76%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.78:1 |
| White text | 2.14:1 |
Values
| HEX | #B1ACDA |
| RGB | rgb(177, 172, 218) |
| HSL | hsl(247, 38%, 76%) |
| OKLCH | oklch(76.4% 0.065 289.7) |
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 #B1ACDA | 2.14:1 | Fails | Lc -46.8 | Large or bold text, headings |
| Black text on #B1ACDA | 9.78:1 | AAA | Lc 61.8 | Content text, not long reading |
| #B1ACDA text on white | 2.14:1 | Fails | Lc 42.1 | Non-text elements, placeholder text |
| #B1ACDA text on black | 9.78:1 | AAA | Lc -60.1 | 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
#F5F5FB
oklch(97.2% 0.008 286.3)
-
Step 100
100
#E9E8F6
oklch(93.6% 0.019 289.3)
-
Step 200
200
#D8D6F0
oklch(88.6% 0.036 289.2)
-
Step 300
300 (this color)
#B1ACDA
oklch(76.4% 0.065 289.7)
-
Step 400
400
#9F95DE
oklch(70.6% 0.106 289.7)
-
Step 500
500
#897AD4
oklch(63.2% 0.133 289.7)
-
Step 600
600
#7461C1
oklch(55.7% 0.144 290)
-
Step 700
700
#614FA7
oklch(49% 0.136 289.9)
-
Step 800
800
#4F4287
oklch(42.8% 0.111 289.5)
-
Step 900
900
#41386C
oklch(37.6% 0.087 289.5)
-
Step 950
950
#26213F
oklch(26.9% 0.055 289.9)
#B1ACDA 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) | #A1B2DC | 0.025 |
| Deuteranopia (no green cones) | #A1B0D9 | 0.023 |
| Tritanopia (no blue cones) | #A9B3BC | 0.055 |
| Achromatopsia (no color) | #B1B1B1 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1ACDA
#B1ACDA
oklch(76.4% 0.065 289.7)
- #B5B786
#B5B786
oklch(76.6% 0.066 109.8)
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 #B1ACDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.052
- French Gray #ADB5BD ΔE 0.056
- Cloudy Blue #ACC2D9 ΔE 0.059
- Pastel Blue #A2BFFE ΔE 0.061
- Light Cornflower Blue #98C1D9 ΔE 0.062
- Light Steel Blue #B0C4DE ΔE 0.063
- Pale Violet #CEAEFA ΔE 0.064
- Carolina Blue #8AB8FE ΔE 0.067
Use #B1ACDA 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.