#B37DDB
Closest named color: Wisteria (#A87DC2). oklch(68% 0.145 309.5), rgb(179, 125, 219).
Aa
Black text reads best on this color (6.87:1).
About this color
#B37DDB is a medium-light, vivid purple. In OKLCH its lightness is 68%, its chroma 0.145 and its hue 309°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.042 away. Black text reads best on it, at 6.87:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | vivid (0.145) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.87:1 |
| White text | 3.05:1 |
Values
| HEX | #B37DDB |
| RGB | rgb(179, 125, 219) |
| HSL | hsl(274, 57%, 67%) |
| OKLCH | oklch(68% 0.145 309.5) |
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 #B37DDB | 3.05:1 | AA large text | Lc -62.6 | Content text, not long reading |
| Black text on #B37DDB | 6.87:1 | AA | Lc 46.8 | Large or bold text, headings |
| #B37DDB text on white | 3.05:1 | AA large text | Lc 57.2 | Large or bold text, headings |
| #B37DDB text on black | 6.87:1 | AA | Lc -44.5 | 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 400.
-
Step 50
50
#F8F3FC
oklch(97.1% 0.013 310.5)
-
Step 100
100
#EFE5F7
oklch(93.5% 0.026 310.4)
-
Step 200
200
#E3D1F3
oklch(88.6% 0.05 309.1)
-
Step 300
300
#D2B1ED
oklch(80.9% 0.09 309.4)
-
Step 400
400 (this color)
#B37DDB
oklch(68% 0.145 309.5)
-
Step 500
500
#AB63DC
oklch(63.2% 0.185 309.6)
-
Step 600
600
#9645C9
oklch(55.5% 0.201 309.6)
-
Step 700
700
#8035AE
oklch(49% 0.187 309.5)
-
Step 800
800
#682E8D
oklch(42.7% 0.154 309.4)
-
Step 900
900
#552A71
oklch(37.7% 0.122 309.7)
-
Step 950
950
#321A42
oklch(27.1% 0.076 310)
#B37DDB 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) | #6891DE | 0.111 |
| Deuteranopia (no green cones) | #7694D8 | 0.101 |
| Tritanopia (no blue cones) | #AE8BA2 | 0.102 |
| Achromatopsia (no color) | #939393 | 0.146 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37DDB
#B37DDB
oklch(68% 0.145 309.5)
- #7BA93F
#7BA93F
oklch(68% 0.145 129.5)
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 #B37DDB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.042
- Light Purple #BF77F6 ΔE 0.048
- Pale Purple #B790D4 ΔE 0.052
- Light Urple #B36FF6 ΔE 0.056
- Perrywinkle #8F8CE7 ΔE 0.063
- Medium Purple #9370DB ΔE 0.065
- Easter Purple #C071FE ΔE 0.065
- Soft Purple #A66FB5 ΔE 0.065
Use #B37DDB 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.