#B181C2
Closest named color: Wisteria (#A87DC2). oklch(67.3% 0.107 317), rgb(177, 129, 194).
Aa
Black text reads best on this color (6.78:1).
About this color
#B181C2 is a medium-light, moderately saturated purple. In OKLCH its lightness is 67%, its chroma 0.107 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.019 away. Black text reads best on it, at 6.78:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.107) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.78:1 |
| White text | 3.09:1 |
Values
| HEX | #B181C2 |
| RGB | rgb(177, 129, 194) |
| HSL | hsl(284, 35%, 63%) |
| OKLCH | oklch(67.3% 0.107 317) |
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 #B181C2 | 3.09:1 | AA large text | Lc -63.2 | Content text, not long reading |
| Black text on #B181C2 | 6.78:1 | AA | Lc 46.3 | Large or bold text, headings |
| #B181C2 text on white | 3.09:1 | AA large text | Lc 57.8 | Large or bold text, headings |
| #B181C2 text on black | 6.78:1 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F3
oklch(93.6% 0.02 315.7)
-
Step 200
200
#E3D2EA
oklch(88.5% 0.037 316.2)
-
Step 300
300
#D3B4DE
oklch(81% 0.067 317.2)
-
Step 400
400 (this color)
#B181C2
oklch(67.3% 0.107 317)
-
Step 500
500
#AA6DC0
oklch(63.1% 0.137 316.7)
-
Step 600
600
#9553AC
oklch(55.5% 0.149 316.7)
-
Step 700
700
#7F4394
oklch(49.1% 0.139 316.6)
-
Step 800
800
#683878
oklch(42.8% 0.114 317.1)
-
Step 900
900
#543161
oklch(37.7% 0.089 316.3)
-
Step 950
950
#311D39
oklch(27% 0.057 315.8)
#B181C2 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) | #788FC5 | 0.087 |
| Deuteranopia (no green cones) | #8394C0 | 0.081 |
| Tritanopia (no blue cones) | #B18999 | 0.071 |
| Achromatopsia (no color) | #929292 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B181C2
#B181C2
oklch(67.3% 0.107 317)
- #76A663
#76A663
oklch(67.4% 0.108 137.2)
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 #B181C2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.019
- Heather #A484AC ΔE 0.042
- Pale Purple #B790D4 ΔE 0.043
- Dusty Lavender #AC86A8 ΔE 0.046
- Soft Purple #A66FB5 ΔE 0.050
- Deep Lilac #966EBD ΔE 0.069
- Dark Lilac #9C6DA5 ΔE 0.071
- Perrywinkle #8F8CE7 ΔE 0.073
Use #B181C2 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.