#B4ACDC
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.8% 0.068 292.3), rgb(180, 172, 220).
Aa
Black text reads best on this color (9.87:1).
About this color
#B4ACDC is a medium-light, muted purple. In OKLCH its lightness is 77%, its chroma 0.068 and its hue 292°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.055 away. Black text reads best on it, at 9.87:1.
| Hue family | Purples |
| Lightness | medium-light (77%) |
| Chroma | muted (0.068) |
| Temperature | in between |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.87:1 |
| White text | 2.12:1 |
Values
| HEX | #B4ACDC |
| RGB | rgb(180, 172, 220) |
| HSL | hsl(250, 41%, 77%) |
| OKLCH | oklch(76.8% 0.068 292.3) |
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 #B4ACDC | 2.12:1 | Fails | Lc -46.4 | Large or bold text, headings |
| Black text on #B4ACDC | 9.87:1 | AAA | Lc 62.2 | Content text, not long reading |
| #B4ACDC text on white | 2.12:1 | Fails | Lc 41.7 | Non-text elements, placeholder text |
| #B4ACDC text on black | 9.87:1 | AAA | Lc -60.5 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#D9D5F1
oklch(88.5% 0.038 292.2)
-
Step 300
300 (this color)
#B4ACDC
oklch(76.8% 0.068 292.3)
-
Step 400
400
#A294DF
oklch(70.8% 0.109 291.9)
-
Step 500
500
#8D77D6
oklch(63.1% 0.14 292.6)
-
Step 600
600
#785EC3
oklch(55.6% 0.152 292.6)
-
Step 700
700
#654DA9
oklch(49.2% 0.142 292.4)
-
Step 800
800
#524089
oklch(42.8% 0.117 292.1)
-
Step 900
900
#44376D
oklch(37.8% 0.09 292.6)
-
Step 950
950
#272040
oklch(26.9% 0.058 292.1)
#B4ACDC 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) | #A1B2DE | 0.028 |
| Deuteranopia (no green cones) | #A2B1DB | 0.027 |
| Tritanopia (no blue cones) | #ACB4BC | 0.059 |
| Achromatopsia (no color) | #B2B2B2 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4ACDC
#B4ACDC
oklch(76.8% 0.068 292.3)
- #B4B886
#B4B886
oklch(76.7% 0.068 111.7)
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 #B4ACDC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.055
- Pale Violet #CEAEFA ΔE 0.059
- French Gray #ADB5BD ΔE 0.059
- Pastel Blue #A2BFFE ΔE 0.060
- Cloudy Blue #ACC2D9 ΔE 0.060
- Light Steel Blue #B0C4DE ΔE 0.063
- Light Cornflower Blue #98C1D9 ΔE 0.065
- Plum #DDA0DD ΔE 0.066
Use #B4ACDC 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.