#B4ADDE
Closest named color: Light Grey Blue (#9DBCD4). oklch(77% 0.07 291.2), rgb(180, 173, 222).
Aa
Black text reads best on this color (9.97:1).
About this color
#B4ADDE is a medium-light, muted purple. In OKLCH its lightness is 77%, its chroma 0.070 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.054 away. Black text reads best on it, at 9.97:1.
| Hue family | Purples |
| Lightness | medium-light (77%) |
| Chroma | muted (0.070) |
| Temperature | in between |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.97:1 |
| White text | 2.10:1 |
Values
| HEX | #B4ADDE |
| RGB | rgb(180, 173, 222) |
| HSL | hsl(249, 43%, 77%) |
| OKLCH | oklch(77% 0.07 291.2) |
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 #B4ADDE | 2.10:1 | Fails | Lc -45.9 | Large or bold text, headings |
| Black text on #B4ADDE | 9.97:1 | AAA | Lc 62.7 | Content text, not long reading |
| #B4ADDE text on white | 2.10:1 | Fails | Lc 41.2 | Non-text elements, placeholder text |
| #B4ADDE text on black | 9.97:1 | AAA | Lc -61.0 | 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
#F5F4FB
oklch(97% 0.009 292.8)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D9D5F1
oklch(88.5% 0.038 292.2)
-
Step 300
300 (this color)
#B4ADDE
oklch(77% 0.07 291.2)
-
Step 400
400
#A194E1
oklch(70.8% 0.111 291)
-
Step 500
500
#8B77D8
oklch(63% 0.143 291.2)
-
Step 600
600
#765EC5
oklch(55.6% 0.154 291.3)
-
Step 700
700
#634DAB
oklch(49.1% 0.145 290.9)
-
Step 800
800
#51408A
oklch(42.8% 0.118 291.1)
-
Step 900
900
#43376E
oklch(37.8% 0.092 291.4)
-
Step 950
950
#272041
oklch(26.9% 0.06 291.6)
#B4ADDE 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) | #A2B3E0 | 0.027 |
| Deuteranopia (no green cones) | #A2B2DD | 0.027 |
| Tritanopia (no blue cones) | #ACB5BE | 0.059 |
| Achromatopsia (no color) | #B3B3B3 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4ADDE
#B4ADDE
oklch(77% 0.07 291.2)
- #B5B985
#B5B985
oklch(77% 0.07 111.6)
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 #B4ADDE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.054
- Pale Violet #CEAEFA ΔE 0.057
- Pastel Blue #A2BFFE ΔE 0.057
- Cloudy Blue #ACC2D9 ΔE 0.059
- French Gray #ADB5BD ΔE 0.060
- Light Steel Blue #B0C4DE ΔE 0.061
- Light Cornflower Blue #98C1D9 ΔE 0.064
- Carolina Blue #8AB8FE ΔE 0.066
Use #B4ADDE 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.