#B166BC
Closest named color: Soft Purple (#A66FB5). oklch(62.6% 0.148 322.3), rgb(177, 102, 188).
Aa
Black text reads best on this color (5.49:1).
About this color
#B166BC is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.148 and its hue 322°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.031 away. Black text reads best on it, at 5.49:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.49:1 |
| White text | 3.82:1 |
Values
| HEX | #B166BC |
| RGB | rgb(177, 102, 188) |
| HSL | hsl(292, 39%, 57%) |
| OKLCH | oklch(62.6% 0.148 322.3) |
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 #B166BC | 3.82:1 | AA large text | Lc -70.9 | Content text, not long reading |
| Black text on #B166BC | 5.49:1 | AA | Lc 38.7 | Non-text elements, placeholder text |
| #B166BC text on white | 3.82:1 | AA large text | Lc 65.4 | Content text, not long reading |
| #B166BC text on black | 5.49:1 | AA | Lc -36.2 | 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
#F9F3F9
oklch(97% 0.01 325.7)
-
Step 100
100
#F1E5F2
oklch(93.5% 0.022 323.4)
-
Step 200
200
#E6D1E9
oklch(88.5% 0.04 322)
-
Step 300
300
#D7B1DD
oklch(80.8% 0.074 321.7)
-
Step 400
400
#C387CB
oklch(70.6% 0.117 322.6)
-
Step 500
500 (this color)
#B166BC
oklch(62.6% 0.148 322.3)
-
Step 600
600
#9E4DAA
oklch(55.7% 0.161 322.3)
-
Step 700
700
#873D92
oklch(49.2% 0.15 322.3)
-
Step 800
800
#6E3376
oklch(42.7% 0.124 322.7)
-
Step 900
900
#592E5F
oklch(37.8% 0.095 322.6)
-
Step 950
950
#341B38
oklch(26.9% 0.062 321.9)
#B166BC 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) | #5B7DBF | 0.136 |
| Deuteranopia (no green cones) | #7085B9 | 0.122 |
| Tritanopia (no blue cones) | #B37088 | 0.090 |
| Achromatopsia (no color) | #828282 | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B166BC
#B166BC
oklch(62.6% 0.148 322.3)
- #4C9E45
#4C9E45
oklch(62.7% 0.149 142.1)
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 #B166BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.031
- Amethyst #9B5FC0 ΔE 0.045
- Deep Lilac #966EBD ΔE 0.048
- Wisteria #A87DC2 ΔE 0.054
- Dark Lilac #9C6DA5 ΔE 0.055
- Medium Orchid #BA55D3 ΔE 0.055
- Pinky Purple #C94CBE ΔE 0.063
- Deep Lavender #8D5EB7 ΔE 0.069
Use #B166BC 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.