#BB63B4
Closest named color: Soft Purple (#A66FB5). oklch(63% 0.152 330.2), rgb(187, 99, 180).
Aa
Black text reads best on this color (5.55:1).
About this color
#BB63B4 is a medium-light, vivid purple. In OKLCH its lightness is 63%, its chroma 0.152 and its hue 330°. 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 5.55:1.
| Hue family | Purples |
| Lightness | medium-light (63%) |
| Chroma | vivid (0.152) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.55:1 |
| White text | 3.77:1 |
Values
| HEX | #BB63B4 |
| RGB | rgb(187, 99, 180) |
| HSL | hsl(305, 39%, 56%) |
| OKLCH | oklch(63% 0.152 330.2) |
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 #BB63B4 | 3.77:1 | AA large text | Lc -70.5 | Content text, not long reading |
| Black text on #BB63B4 | 5.55:1 | AA | Lc 39.1 | Non-text elements, placeholder text |
| #BB63B4 text on white | 3.77:1 | AA large text | Lc 65.0 | Content text, not long reading |
| #BB63B4 text on black | 5.55:1 | AA | Lc -36.7 | 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
#FAF3F9
oklch(97.1% 0.011 330.1)
-
Step 100
100
#F3E5F1
oklch(93.6% 0.022 330.3)
-
Step 200
200
#EAD0E6
oklch(88.6% 0.041 331)
-
Step 300
300
#DDB0D8
oklch(81% 0.074 330)
-
Step 400
400
#CA84C4
oklch(70.6% 0.12 329.8)
-
Step 500
500 (this color)
#BB63B4
oklch(63% 0.152 330.2)
-
Step 600
600
#A648A0
oklch(55.6% 0.164 330)
-
Step 700
700
#8E3889
oklch(49% 0.154 330)
-
Step 800
800
#74306F
oklch(42.8% 0.126 330.4)
-
Step 900
900
#5E2B5A
oklch(37.7% 0.099 330.3)
-
Step 950
950
#371A35
oklch(27% 0.063 329.7)
#BB63B4 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) | #5F7CB7 | 0.150 |
| Deuteranopia (no green cones) | #7788B1 | 0.136 |
| Tritanopia (no blue cones) | #C16A83 | 0.083 |
| Achromatopsia (no color) | #838383 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BB63B4
#BB63B4
oklch(63% 0.152 330.2)
- #2FA255
#2FA255
oklch(63.1% 0.152 150.2)
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 #BB63B4, closest first.
No curated palette has a color within ΔE 0.04 of #BB63B4.
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 0.053
- Pale Magenta #D767AD ΔE 0.055
- Medium Orchid #BA55D3 ΔE 0.061
- Dark Lilac #9C6DA5 ΔE 0.063
- Amethyst #9B5FC0 ΔE 0.063
- Wisteria #A87DC2 ΔE 0.064
- Deep Lilac #966EBD ΔE 0.066
Use #BB63B4 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.