#B37DD3
Closest named color: Wisteria (#A87DC2). oklch(67.6% 0.135 312.1), rgb(179, 125, 211).
Aa
Black text reads best on this color (6.79:1).
About this color
#B37DD3 is a medium-light, moderately saturated purple. In OKLCH its lightness is 68%, its chroma 0.135 and its hue 312°. 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 6.79:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.135) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.79:1 |
| White text | 3.09:1 |
Values
| HEX | #B37DD3 |
| RGB | rgb(179, 125, 211) |
| HSL | hsl(278, 49%, 66%) |
| OKLCH | oklch(67.6% 0.135 312.1) |
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 #B37DD3 | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #B37DD3 | 6.79:1 | AA | Lc 46.3 | Large or bold text, headings |
| #B37DD3 text on white | 3.09:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #B37DD3 text on black | 6.79:1 | AA | Lc -44.0 | 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
#F8F3FB
oklch(97% 0.012 313.2)
-
Step 100
100
#EFE5F6
oklch(93.5% 0.025 311.7)
-
Step 200
200
#E4D1F0
oklch(88.6% 0.047 312.5)
-
Step 300
300
#D3B1E9
oklch(80.9% 0.085 311.9)
-
Step 400
400 (this color)
#B37DD3
oklch(67.6% 0.135 312.1)
-
Step 500
500
#AC65D4
oklch(63.1% 0.173 312)
-
Step 600
600
#9749C1
oklch(55.6% 0.187 311.8)
-
Step 700
700
#8139A6
oklch(49.1% 0.174 312.1)
-
Step 800
800
#693087
oklch(42.7% 0.145 312)
-
Step 900
900
#552C6C
oklch(37.7% 0.112 311.8)
-
Step 950
950
#321A3F
oklch(26.9% 0.072 312.5)
#B37DD3 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) | #6C90D6 | 0.107 |
| Deuteranopia (no green cones) | #7A94D1 | 0.097 |
| Tritanopia (no blue cones) | #B0899E | 0.094 |
| Achromatopsia (no color) | #929292 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B37DD3
#B37DD3
oklch(67.6% 0.135 312.1)
- #77A84B
#77A84B
oklch(67.6% 0.135 132.1)
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 #B37DD3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.032
- Pale Purple #B790D4 ΔE 0.048
- Soft Purple #A66FB5 ΔE 0.056
- Light Purple #BF77F6 ΔE 0.059
- Perrywinkle #8F8CE7 ΔE 0.066
- Light Urple #B36FF6 ΔE 0.066
- Medium Purple #9370DB ΔE 0.067
- Deep Lilac #966EBD ΔE 0.069
Use #B37DD3 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.