#BB66AB
Closest named color: Soft Purple (#A66FB5). oklch(63% 0.139 334.5), rgb(187, 102, 171).
Aa
Black text reads best on this color (5.60:1).
About this color
#BB66AB is a medium-light, moderately saturated purple. In OKLCH its lightness is 63%, its chroma 0.139 and its hue 335°. 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 5.60:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.139) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.60:1 |
| White text | 3.74:1 |
Values
| HEX | #BB66AB |
| RGB | rgb(187, 102, 171) |
| HSL | hsl(311, 38%, 57%) |
| OKLCH | oklch(63% 0.139 334.5) |
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 #BB66AB | 3.74:1 | AA large text | Lc -70.2 | Content text, not long reading |
| Black text on #BB66AB | 5.60:1 | AA | Lc 39.4 | Non-text elements, placeholder text |
| #BB66AB text on white | 3.74:1 | AA large text | Lc 64.7 | Content text, not long reading |
| #BB66AB text on black | 5.60:1 | AA | Lc -36.9 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F3E5EF
oklch(93.6% 0.02 335.7)
-
Step 200
200
#EAD0E3
oklch(88.5% 0.038 335.4)
-
Step 300
300
#DDB1D3
oklch(81% 0.068 334.3)
-
Step 400
400
#CA86BC
oklch(70.6% 0.109 334.4)
-
Step 500
500 (this color)
#BB66AB
oklch(63% 0.139 334.5)
-
Step 600
600
#A64B97
oklch(55.5% 0.152 334.1)
-
Step 700
700
#8E3C80
oklch(49% 0.14 334.6)
-
Step 800
800
#743268
oklch(42.7% 0.117 334.9)
-
Step 900
900
#5E2D55
oklch(37.8% 0.091 334.6)
-
Step 950
950
#371B32
oklch(27.1% 0.057 334)
#BB66AB 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) | #667CAD | 0.140 |
| Deuteranopia (no green cones) | #7D88A9 | 0.125 |
| Tritanopia (no blue cones) | #C26A81 | 0.069 |
| Achromatopsia (no color) | #848484 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB66AB
#BB66AB
oklch(63% 0.139 334.5)
- #2EA162
#2EA162
oklch(63% 0.139 154.6)
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 #BB66AB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.041
- Pale Magenta #D767AD ΔE 0.051
- Dark Lilac #9C6DA5 ΔE 0.056
- Wisteria #A87DC2 ΔE 0.062
- Pinky Purple #C94CBE ΔE 0.067
- Deep Lilac #966EBD ΔE 0.069
- Amethyst #9B5FC0 ΔE 0.072
- Medium Orchid #BA55D3 ΔE 0.078
Use #BB66AB 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.