#BB63B6
Closest named color: Soft Purple (#A66FB5). oklch(63.1% 0.154 329.3), rgb(187, 99, 182).
Aa
Black text reads best on this color (5.57:1).
About this color
#BB63B6 is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.154 and its hue 329°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.043 away. Black text reads best on it, at 5.57:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.57:1 |
| White text | 3.76:1 |
Values
| HEX | #BB63B6 |
| RGB | rgb(187, 99, 182) |
| HSL | hsl(303, 39%, 56%) |
| OKLCH | oklch(63.1% 0.154 329.3) |
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 #BB63B6 | 3.76:1 | AA large text | Lc -70.3 | Content text, not long reading |
| Black text on #BB63B6 | 5.57:1 | AA | Lc 39.2 | Non-text elements, placeholder text |
| #BB63B6 text on white | 3.76:1 | AA large text | Lc 64.8 | Content text, not long reading |
| #BB63B6 text on black | 5.57:1 | AA | Lc -36.8 | 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
#F3E5F1
oklch(93.6% 0.022 330.3)
-
Step 200
200
#EAD0E7
oklch(88.6% 0.042 329.6)
-
Step 300
300
#DDB0D8
oklch(81% 0.074 330)
-
Step 400
400
#CA84C5
oklch(70.6% 0.121 329.3)
-
Step 500
500 (this color)
#BB63B6
oklch(63.1% 0.154 329.3)
-
Step 600
600
#A647A2
oklch(55.5% 0.168 329.2)
-
Step 700
700
#8E388B
oklch(49.1% 0.156 329)
-
Step 800
800
#742F70
oklch(42.7% 0.129 329.8)
-
Step 900
900
#5E2B5B
oklch(37.8% 0.1 329.6)
-
Step 950
950
#371A35
oklch(27% 0.063 329.7)
#BB63B6 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) | #5E7CB9 | 0.151 |
| Deuteranopia (no green cones) | #7788B3 | 0.135 |
| Tritanopia (no blue cones) | #C16B84 | 0.085 |
| Achromatopsia (no color) | #838383 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB63B6
#BB63B6
oklch(63.1% 0.154 329.3)
- #31A253
#31A253
oklch(63.1% 0.153 149.4)
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 #BB63B6, closest first.
No curated palette has a color within ΔE 0.04 of #BB63B6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.043
- Pinky Purple #C94CBE ΔE 0.052
- Pale Magenta #D767AD ΔE 0.056
- Medium Orchid #BA55D3 ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.062
- Wisteria #A87DC2 ΔE 0.064
- Dark Lilac #9C6DA5 ΔE 0.064
- Deep Lilac #966EBD ΔE 0.066
Use #BB63B6 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.