#B1AFDD
Closest named color: Light Grey Blue (#9DBCD4). oklch(77.1% 0.065 286.8), rgb(177, 175, 221).
Aa
Black text reads best on this color (10.04:1).
About this color
#B1AFDD is a medium-light, muted purple. In OKLCH its lightness is 77%, its chroma 0.065 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.047 away. Black text reads best on it, at 10.04:1.
| Hue family | Purples |
| Lightness | medium-light (77%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 10.04:1 |
| White text | 2.09:1 |
Values
| HEX | #B1AFDD |
| RGB | rgb(177, 175, 221) |
| HSL | hsl(243, 40%, 78%) |
| OKLCH | oklch(77.1% 0.065 286.8) |
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 #B1AFDD | 2.09:1 | Fails | Lc -45.5 | Large or bold text, headings |
| Black text on #B1AFDD | 10.04:1 | AAA | Lc 63.1 | Content text, not long reading |
| #B1AFDD text on white | 2.09:1 | Fails | Lc 40.9 | Non-text elements, placeholder text |
| #B1AFDD text on black | 10.04:1 | AAA | Lc -61.4 | 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
#E8E8F6
oklch(93.5% 0.019 286)
-
Step 200
200
#D7D6F1
oklch(88.5% 0.037 287.3)
-
Step 300
300 (this color)
#B1AFDD
oklch(77.1% 0.065 286.8)
-
Step 400
400
#9C96DF
oklch(70.6% 0.106 287.1)
-
Step 500
500
#857BD6
oklch(63.2% 0.134 286.9)
-
Step 600
600
#6F62C3
oklch(55.5% 0.146 286.8)
-
Step 700
700
#5D51A8
oklch(49.1% 0.135 286.7)
-
Step 800
800
#4C4388
oklch(42.7% 0.111 286.7)
-
Step 900
900
#3F396D
oklch(37.7% 0.087 286.7)
-
Step 950
950
#252240
oklch(27.1% 0.055 286.7)
#B1AFDD 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) | #A4B4DF | 0.020 |
| Deuteranopia (no green cones) | #A3B2DC | 0.020 |
| Tritanopia (no blue cones) | #A8B7BF | 0.057 |
| Achromatopsia (no color) | #B3B3B3 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1AFDD
#B1AFDD
oklch(77.1% 0.065 286.8)
- #B9B888
#B9B888
oklch(77.1% 0.065 106.8)
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 #B1AFDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.047
- Cloudy Blue #ACC2D9 ΔE 0.053
- Pastel Blue #A2BFFE ΔE 0.055
- French Gray #ADB5BD ΔE 0.055
- Light Steel Blue #B0C4DE ΔE 0.056
- Light Cornflower Blue #98C1D9 ΔE 0.057
- Pale Violet #CEAEFA ΔE 0.061
- Carolina Blue #8AB8FE ΔE 0.063
Use #B1AFDD 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.