#B166A8
Closest named color: Soft Purple (#A66FB5). oklch(61.7% 0.129 331.5), rgb(177, 102, 168).
Aa
Black text reads best on this color (5.33:1).
About this color
#B166A8 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 62%, its chroma 0.129 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.030 away. Black text reads best on it, at 5.33:1.
| Hue family | Purples |
| Lightness | medium-dark (62%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #B166A8 |
| RGB | rgb(177, 102, 168) |
| HSL | hsl(307, 32%, 55%) |
| OKLCH | oklch(61.7% 0.129 331.5) |
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 #B166A8 | 3.93:1 | AA large text | Lc -72.0 | Content text, not long reading |
| Black text on #B166A8 | 5.33:1 | AA | Lc 37.6 | Non-text elements, placeholder text |
| #B166A8 text on white | 3.93:1 | AA large text | Lc 66.5 | Content text, not long reading |
| #B166A8 text on black | 5.33:1 | AA | Lc -35.2 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E6EF
oklch(93.7% 0.018 334.2)
-
Step 200
200
#E8D1E4
oklch(88.5% 0.036 331.6)
-
Step 300
300
#D9B2D3
oklch(80.8% 0.063 331.4)
-
Step 400
400
#C589BD
oklch(70.6% 0.1 331.3)
-
Step 500
500 (this color)
#B166A8
oklch(61.7% 0.129 331.5)
-
Step 600
600
#A15098
oklch(55.6% 0.141 331.6)
-
Step 700
700
#894182
oklch(49.1% 0.13 331.1)
-
Step 800
800
#703669
oklch(42.8% 0.107 332)
-
Step 900
900
#5B2F56
oklch(37.7% 0.085 331.4)
-
Step 950
950
#351C32
oklch(27% 0.053 331.4)
#B166A8 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) | #647AAA | 0.126 |
| Deuteranopia (no green cones) | #7884A6 | 0.114 |
| Tritanopia (no blue cones) | #B76B7F | 0.069 |
| Achromatopsia (no color) | #808080 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B166A8
#B166A8
oklch(61.7% 0.129 331.5)
- #3E9B5C
#3E9B5C
oklch(61.8% 0.13 151.3)
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 #B166A8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.030
- Dark Lilac #9C6DA5 ΔE 0.039
- Deep Lilac #966EBD ΔE 0.055
- Wisteria #A87DC2 ΔE 0.060
- Amethyst #9B5FC0 ΔE 0.061
- Faded Purple #916E99 ΔE 0.063
- Pale Magenta #D767AD ΔE 0.069
- Light Plum #9D5783 ΔE 0.072
Use #B166A8 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.