#B166A3
Closest named color: Soft Purple (#A66FB5). oklch(61.5% 0.124 334.2), rgb(177, 102, 163).
Aa
Black text reads best on this color (5.29:1).
About this color
#B166A3 is a medium-dark, moderately saturated purple. In OKLCH its lightness is 61%, its chroma 0.124 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.034 away. Black text reads best on it, at 5.29:1.
| Hue family | Purples |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #B166A3 |
| RGB | rgb(177, 102, 163) |
| HSL | hsl(311, 32%, 55%) |
| OKLCH | oklch(61.5% 0.124 334.2) |
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 #B166A3 | 3.96:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #B166A3 | 5.29:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #B166A3 text on white | 3.96:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #B166A3 text on black | 5.29:1 | AA | Lc -34.9 | 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 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
#E8D1E2
oklch(88.5% 0.034 334.9)
-
Step 300
300
#DAB2D1
oklch(80.8% 0.062 334.1)
-
Step 400
400
#C689BA
oklch(70.6% 0.099 333.8)
-
Step 500
500 (this color)
#B166A3
oklch(61.5% 0.124 334.2)
-
Step 600
600
#A15193
oklch(55.5% 0.135 334.2)
-
Step 700
700
#8A417D
oklch(49% 0.126 334.5)
-
Step 800
800
#703666
oklch(42.6% 0.105 334.1)
-
Step 900
900
#5B3053
oklch(37.8% 0.08 334.3)
-
Step 950
950
#351C31
oklch(26.9% 0.052 333)
#B166A3 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) | #6679A5 | 0.123 |
| Deuteranopia (no green cones) | #7984A1 | 0.113 |
| Tritanopia (no blue cones) | #B76A7D | 0.063 |
| Achromatopsia (no color) | #808080 | 0.125 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B166A3
#B166A3
oklch(61.5% 0.124 334.2)
- #3B9A61
#3B9A61
oklch(61.5% 0.125 153.9)
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 #B166A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.034
- Dark Lilac #9C6DA5 ΔE 0.038
- Deep Lilac #966EBD ΔE 0.060
- Faded Purple #916E99 ΔE 0.060
- Wisteria #A87DC2 ΔE 0.063
- Mauve #AE7181 ΔE 0.066
- Light Plum #9D5783 ΔE 0.067
- Amethyst #9B5FC0 ΔE 0.067
Use #B166A3 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.