#B166BE
Closest named color: Soft Purple (#A66FB5). oklch(62.7% 0.15 321.5), rgb(177, 102, 190).
Aa
Black text reads best on this color (5.51:1).
About this color
#B166BE is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.150 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 0.032 away. Black text reads best on it, at 5.51:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.51:1 |
| White text | 3.80:1 |
Values
| HEX | #B166BE |
| RGB | rgb(177, 102, 190) |
| HSL | hsl(291, 40%, 57%) |
| OKLCH | oklch(62.7% 0.15 321.5) |
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 #B166BE | 3.80:1 | AA large text | Lc -70.8 | Content text, not long reading |
| Black text on #B166BE | 5.51:1 | AA | Lc 38.8 | Non-text elements, placeholder text |
| #B166BE text on white | 3.80:1 | AA large text | Lc 65.3 | Content text, not long reading |
| #B166BE text on black | 5.51:1 | AA | Lc -36.4 | 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
#F1E5F3
oklch(93.5% 0.023 321.4)
-
Step 200
200
#E6D1EA
oklch(88.5% 0.041 320.8)
-
Step 300
300
#D7B1DE
oklch(80.8% 0.075 321.1)
-
Step 400
400
#C287CD
oklch(70.6% 0.118 321.1)
-
Step 500
500 (this color)
#B166BE
oklch(62.7% 0.15 321.5)
-
Step 600
600
#9D4CAC
oklch(55.5% 0.164 321.2)
-
Step 700
700
#863D93
oklch(49.1% 0.151 321.4)
-
Step 800
800
#6D3377
oklch(42.7% 0.125 321.6)
-
Step 900
900
#592D60
oklch(37.7% 0.098 322)
-
Step 950
950
#341B38
oklch(26.9% 0.062 321.9)
#B166BE 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) | #5A7DC1 | 0.137 |
| Deuteranopia (no green cones) | #6F86BB | 0.124 |
| Tritanopia (no blue cones) | #B37189 | 0.093 |
| Achromatopsia (no color) | #838383 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B166BE
#B166BE
oklch(62.7% 0.15 321.5)
- #4D9E43
#4D9E43
oklch(62.7% 0.15 141.5)
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 #B166BE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.032
- Amethyst #9B5FC0 ΔE 0.045
- Deep Lilac #966EBD ΔE 0.048
- Medium Orchid #BA55D3 ΔE 0.053
- Wisteria #A87DC2 ΔE 0.055
- Dark Lilac #9C6DA5 ΔE 0.057
- Pinky Purple #C94CBE ΔE 0.062
- Medium Purple #9370DB ΔE 0.067
Use #B166BE 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.