#B57CB3
Closest named color: Wisteria (#A87DC2). oklch(66.3% 0.103 327.8), rgb(181, 124, 179).
Aa
Black text reads best on this color (6.49:1).
About this color
#B57CB3 is a medium-light, moderately saturated purple. In OKLCH its lightness is 66%, its chroma 0.103 and its hue 328°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.031 away. Black text reads best on it, at 6.49:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.103) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.49:1 |
| White text | 3.23:1 |
Values
| HEX | #B57CB3 |
| RGB | rgb(181, 124, 179) |
| HSL | hsl(302, 28%, 60%) |
| OKLCH | oklch(66.3% 0.103 327.8) |
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 #B57CB3 | 3.23:1 | AA large text | Lc -64.9 | Content text, not long reading |
| Black text on #B57CB3 | 6.49:1 | AA | Lc 44.6 | Non-text elements, placeholder text |
| #B57CB3 text on white | 3.23:1 | AA large text | Lc 59.4 | Large or bold text, headings |
| #B57CB3 text on black | 6.49:1 | AA | Lc -42.3 | 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
#E4D3E3
oklch(88.5% 0.028 327.6)
-
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)
#B57CB3
oklch(66.3% 0.103 327.8)
-
Step 600
600
#965A94
oklch(55.6% 0.111 328.1)
-
Step 700
700
#804A7E
oklch(49.2% 0.103 328.3)
-
Step 800
800
#683D67
oklch(42.8% 0.086 327.8)
-
Step 900
900
#553454
oklch(37.7% 0.068 327.9)
-
Step 950
950
#321F31
oklch(27.1% 0.042 328.5)
#B57CB3 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) | #798AB5 | 0.094 |
| Deuteranopia (no green cones) | #8792B1 | 0.087 |
| Tritanopia (no blue cones) | #B98190 | 0.059 |
| Achromatopsia (no color) | #8F8F8F | 0.103 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57CB3
#B57CB3
oklch(66.3% 0.103 327.8)
- #65A46F
#65A46F
oklch(66.2% 0.102 148.2)
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 #B57CB3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.031
- Heather #A484AC ΔE 0.036
- Dusty Lavender #AC86A8 ΔE 0.037
- Soft Purple #A66FB5 ΔE 0.045
- Pale Purple #B790D4 ΔE 0.061
- Dark Lilac #9C6DA5 ΔE 0.061
- Muted Pink #D1768F ΔE 0.068
- Dusky Pink #CC7A8B ΔE 0.070
Use #B57CB3 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.