#B4ADDB
Closest named color: Light Grey Blue (#9DBCD4). oklch(76.9% 0.065 291.8), rgb(180, 173, 219).
Aa
Black text reads best on this color (9.94:1).
About this color
#B4ADDB is a medium-light, muted purple. In OKLCH its lightness is 77%, its chroma 0.065 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 0.052 away. Black text reads best on it, at 9.94:1.
| Hue family | Purples |
| Lightness | medium-light (77%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.94:1 |
| White text | 2.11:1 |
Values
| HEX | #B4ADDB |
| RGB | rgb(180, 173, 219) |
| HSL | hsl(249, 39%, 77%) |
| OKLCH | oklch(76.9% 0.065 291.8) |
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 #B4ADDB | 2.11:1 | Fails | Lc -46.0 | Large or bold text, headings |
| Black text on #B4ADDB | 9.94:1 | AAA | Lc 62.6 | Content text, not long reading |
| #B4ADDB text on white | 2.11:1 | Fails | Lc 41.4 | Non-text elements, placeholder text |
| #B4ADDB text on black | 9.94:1 | AAA | Lc -60.9 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#EAE8F6
oklch(93.7% 0.019 292.6)
-
Step 200
200
#D9D5F0
oklch(88.4% 0.037 292.4)
-
Step 300
300 (this color)
#B4ADDB
oklch(76.9% 0.065 291.8)
-
Step 400
400
#A294DD
oklch(70.7% 0.106 292.3)
-
Step 500
500
#8C79D3
oklch(63.2% 0.133 291.8)
-
Step 600
600
#7660C0
oklch(55.6% 0.145 291.5)
-
Step 700
700
#644FA6
oklch(49.2% 0.135 291.8)
-
Step 800
800
#514186
oklch(42.7% 0.111 291.7)
-
Step 900
900
#43376C
oklch(37.6% 0.089 292)
-
Step 950
950
#27213F
oklch(27% 0.055 291.5)
#B4ADDB 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) | #A3B3DD | 0.026 |
| Deuteranopia (no green cones) | #A3B2DA | 0.026 |
| Tritanopia (no blue cones) | #ACB4BD | 0.055 |
| Achromatopsia (no color) | #B2B2B2 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4ADDB
#B4ADDB
oklch(76.9% 0.065 291.8)
- #B5B988
#B5B988
oklch(77% 0.066 111.7)
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 #B4ADDB, 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 0.057
- Pastel Blue #A2BFFE ΔE 0.060
- Light Steel Blue #B0C4DE ΔE 0.060
- Pale Violet #CEAEFA ΔE 0.060
- Light Cornflower Blue #98C1D9 ΔE 0.062
- Plum #DDA0DD ΔE 0.067
Use #B4ADDB 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.