#B37CB1
Closest named color: Wisteria (#A87DC2). oklch(66% 0.099 327.9), rgb(179, 124, 177).
Aa
Black text reads best on this color (6.43:1).
About this color
#B37CB1 is a medium-light, moderately saturated purple. In OKLCH its lightness is 66%, its chroma 0.099 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 6.43:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.43:1 |
| White text | 3.26:1 |
Values
| HEX | #B37CB1 |
| RGB | rgb(179, 124, 177) |
| HSL | hsl(302, 27%, 59%) |
| OKLCH | oklch(66% 0.099 327.9) |
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 #B37CB1 | 3.26:1 | AA large text | Lc -65.3 | Content text, not long reading |
| Black text on #B37CB1 | 6.43:1 | AA | Lc 44.2 | Non-text elements, placeholder text |
| #B37CB1 text on white | 3.26:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #B37CB1 text on black | 6.43:1 | AA | Lc -41.9 | 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
#E3D3E2
oklch(88.4% 0.027 327.7)
-
Step 300
300
#D2B6D1
oklch(80.9% 0.048 327.1)
-
Step 400
400
#BB90B9
oklch(70.7% 0.076 327.9)
-
Step 500
500 (this color)
#B37CB1
oklch(66% 0.099 327.9)
-
Step 600
600
#955B93
oklch(55.6% 0.108 328.1)
-
Step 700
700
#7F4B7D
oklch(49.2% 0.099 328.3)
-
Step 800
800
#673E66
oklch(42.8% 0.082 327.7)
-
Step 900
900
#543553
oklch(37.8% 0.064 327.9)
-
Step 950
950
#311F31
oklch(27% 0.041 326.6)
#B37CB1 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) | #798AB3 | 0.091 |
| Deuteranopia (no green cones) | #8691AF | 0.085 |
| Tritanopia (no blue cones) | #B7808F | 0.056 |
| Achromatopsia (no color) | #8E8E8E | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37CB1
#B37CB1
oklch(66% 0.099 327.9)
- #66A36F
#66A36F
oklch(66% 0.1 148)
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 #B37CB1, 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 0.033
- Dusty Lavender #AC86A8 ΔE 0.034
- Soft Purple #A66FB5 ΔE 0.044
- Dark Lilac #9C6DA5 ΔE 0.058
- Pale Purple #B790D4 ΔE 0.063
- Muted Pink #D1768F ΔE 0.069
- Deep Lilac #966EBD ΔE 0.069
Use #B37CB1 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.