#B181D2
Closest named color: Wisteria (#A87DC2). oklch(68.1% 0.126 310.6), rgb(177, 129, 210).
Aa
Black text reads best on this color (6.94:1).
About this color
#B181D2 is a medium-light, moderately saturated purple. In OKLCH its lightness is 68%, its chroma 0.126 and its hue 311°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.029 away. Black text reads best on it, at 6.94:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.126) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.94:1 |
| White text | 3.02:1 |
Values
| HEX | #B181D2 |
| RGB | rgb(177, 129, 210) |
| HSL | hsl(276, 47%, 66%) |
| OKLCH | oklch(68.1% 0.126 310.6) |
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 #B181D2 | 3.02:1 | AA large text | Lc -62.3 | Content text, not long reading |
| Black text on #B181D2 | 6.94:1 | AA | Lc 47.2 | Large or bold text, headings |
| #B181D2 text on white | 3.02:1 | AA large text | Lc 56.9 | Large or bold text, headings |
| #B181D2 text on black | 6.94:1 | AA | Lc -44.9 | 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 400.
-
Step 50
50
#F8F4FB
oklch(97.2% 0.01 311.2)
-
Step 100
100
#EFE6F6
oklch(93.7% 0.023 310.7)
-
Step 200
200
#E2D2EF
oklch(88.6% 0.043 310.1)
-
Step 300
300
#D1B3E7
oklch(81% 0.079 310.7)
-
Step 400
400 (this color)
#B181D2
oklch(68.1% 0.126 310.6)
-
Step 500
500
#A869D1
oklch(63.1% 0.162 310.5)
-
Step 600
600
#934EBE
oklch(55.6% 0.176 310.3)
-
Step 700
700
#7D3EA4
oklch(49.1% 0.163 310.2)
-
Step 800
800
#663484
oklch(42.7% 0.134 310.8)
-
Step 900
900
#532E6A
oklch(37.6% 0.106 310.8)
-
Step 950
950
#311C3E
oklch(27.1% 0.066 311.2)
#B181D2 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) | #7192D5 | 0.096 |
| Deuteranopia (no green cones) | #7D95D0 | 0.087 |
| Tritanopia (no blue cones) | #AD8DA0 | 0.090 |
| Achromatopsia (no color) | #949494 | 0.127 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B181D2
#B181D2
oklch(68.1% 0.126 310.6)
- #7DA850
#7DA850
oklch(68% 0.127 130.6)
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 #B181D2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.029
- Pale Purple #B790D4 ΔE 0.039
- Soft Purple #A66FB5 ΔE 0.059
- Perrywinkle #8F8CE7 ΔE 0.060
- Heather #A484AC ΔE 0.064
- Light Purple #BF77F6 ΔE 0.066
- Dusty Lavender #AC86A8 ΔE 0.069
- Medium Purple #9370DB ΔE 0.071
Use #B181D2 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.