#B57CB2
Closest named color: Wisteria (#A87DC2). oklch(66.2% 0.101 328.4), rgb(181, 124, 178).
Aa
Black text reads best on this color (6.49:1).
About this color
#B57CB2 is a medium-light, moderately saturated purple. In OKLCH its lightness is 66%, its chroma 0.101 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.032 away. Black text reads best on it, at 6.49:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.101) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.49:1 |
| White text | 3.23:1 |
Values
| HEX | #B57CB2 |
| RGB | rgb(181, 124, 178) |
| HSL | hsl(303, 28%, 60%) |
| OKLCH | oklch(66.2% 0.101 328.4) |
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 #B57CB2 | 3.23:1 | AA large text | Lc -64.9 | Content text, not long reading |
| Black text on #B57CB2 | 6.49:1 | AA | Lc 44.6 | Non-text elements, placeholder text |
| #B57CB2 text on white | 3.23:1 | AA large text | Lc 59.5 | Large or bold text, headings |
| #B57CB2 text on black | 6.49:1 | AA | Lc -42.2 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F8F4F8
oklch(97.1% 0.007 325.6)
-
Step 100
100
#EFE7EF
oklch(93.7% 0.014 325.7)
-
Step 200
200
#E4D3E2
oklch(88.5% 0.027 329.5)
-
Step 300
300
#D3B6D1
oklch(80.9% 0.049 328.2)
-
Step 400
400
#BC8FBA
oklch(70.7% 0.08 327.8)
-
Step 500
500 (this color)
#B57CB2
oklch(66.2% 0.101 328.4)
-
Step 600
600
#965A93
oklch(55.5% 0.11 328.7)
-
Step 700
700
#804A7E
oklch(49.2% 0.103 328.3)
-
Step 800
800
#683D66
oklch(42.7% 0.085 328.6)
-
Step 900
900
#553453
oklch(37.7% 0.067 328.9)
-
Step 950
950
#321F31
oklch(27.1% 0.042 328.5)
#B57CB2 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) | #798AB4 | 0.094 |
| Deuteranopia (no green cones) | #8792B0 | 0.087 |
| Tritanopia (no blue cones) | #B98090 | 0.056 |
| Achromatopsia (no color) | #8F8F8F | 0.102 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57CB2
#B57CB2
oklch(66.2% 0.101 328.4)
- #65A470
#65A470
oklch(66.2% 0.101 148.7)
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 #B57CB2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.032
- Heather #A484AC ΔE 0.036
- Dusty Lavender #AC86A8 ΔE 0.036
- Soft Purple #A66FB5 ΔE 0.045
- Dark Lilac #9C6DA5 ΔE 0.061
- Pale Purple #B790D4 ΔE 0.061
- Muted Pink #D1768F ΔE 0.067
- Dusky Pink #CC7A8B ΔE 0.068
Use #B57CB2 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.