#B66CC8
Closest named color: Soft Purple (#A66FB5). oklch(64.7% 0.153 319.6), rgb(182, 108, 200).
Aa
Black text reads best on this color (5.96:1).
About this color
#B66CC8 is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.153 and its hue 320°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.041 away. Black text reads best on it, at 5.96:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.153) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.96:1 |
| White text | 3.51:1 |
Values
| HEX | #B66CC8 |
| RGB | rgb(182, 108, 200) |
| HSL | hsl(288, 46%, 60%) |
| OKLCH | oklch(64.7% 0.153 319.6) |
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 #B66CC8 | 3.51:1 | AA large text | Lc -68.0 | Content text, not long reading |
| Black text on #B66CC8 | 5.96:1 | AA | Lc 41.6 | Non-text elements, placeholder text |
| #B66CC8 text on white | 3.51:1 | AA large text | Lc 62.5 | Content text, not long reading |
| #B66CC8 text on black | 5.96:1 | AA | Lc -39.2 | 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
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E5F3
oklch(93.5% 0.022 319)
-
Step 200
200
#E6D1EB
oklch(88.6% 0.042 319.7)
-
Step 300
300
#D6B2DF
oklch(80.9% 0.073 319.5)
-
Step 400
400
#C187CF
oklch(70.6% 0.12 319.7)
-
Step 500
500 (this color)
#B66CC8
oklch(64.7% 0.153 319.6)
-
Step 600
600
#9C4CAF
oklch(55.6% 0.167 319.6)
-
Step 700
700
#853C97
oklch(49% 0.156 319.3)
-
Step 800
800
#6C337A
oklch(42.7% 0.127 319.4)
-
Step 900
900
#582D62
oklch(37.6% 0.1 319.8)
-
Step 950
950
#341B3A
oklch(27.1% 0.064 319.6)
#B66CC8 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) | #5E83CB | 0.137 |
| Deuteranopia (no green cones) | #728BC5 | 0.124 |
| Tritanopia (no blue cones) | #B77891 | 0.097 |
| Achromatopsia (no color) | #898989 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B66CC8
#B66CC8
oklch(64.7% 0.153 319.6)
- #57A443
#57A443
oklch(64.7% 0.153 139.6)
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 #B66CC8, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.041
- Wisteria #A87DC2 ΔE 0.048
- Medium Orchid #BA55D3 ΔE 0.054
- Deep Lilac #966EBD ΔE 0.057
- Amethyst #9B5FC0 ΔE 0.059
- Medium Purple #9370DB ΔE 0.065
- Pinky Purple #C94CBE ΔE 0.067
- Orchid #DA70D6 ΔE 0.067
Use #B66CC8 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.