#B570CB
Closest named color: Wisteria (#A87DC2). oklch(65.3% 0.149 317.6), rgb(181, 112, 203).
Aa
Black text reads best on this color (6.14:1).
About this color
#B570CB is a medium-light, vivid purple. In OKLCH its lightness is 65%, its chroma 0.149 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.041 away. Black text reads best on it, at 6.14:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.149) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.14:1 |
| White text | 3.41:1 |
Values
| HEX | #B570CB |
| RGB | rgb(181, 112, 203) |
| HSL | hsl(285, 47%, 62%) |
| OKLCH | oklch(65.3% 0.149 317.6) |
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 #B570CB | 3.41:1 | AA large text | Lc -66.9 | Content text, not long reading |
| Black text on #B570CB | 6.14:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #B570CB text on white | 3.41:1 | AA large text | Lc 61.4 | Content text, not long reading |
| #B570CB text on black | 6.14:1 | AA | Lc -40.3 | 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
#F0E6F3
oklch(93.7% 0.02 318.4)
-
Step 200
200
#E5D1EB
oklch(88.5% 0.041 318.4)
-
Step 300
300
#D4B2E0
oklch(80.8% 0.073 317.2)
-
Step 400
400
#BF89D0
oklch(70.8% 0.116 317.9)
-
Step 500
500 (this color)
#B570CB
oklch(65.3% 0.149 317.6)
-
Step 600
600
#994FB0
oklch(55.7% 0.161 317.6)
-
Step 700
700
#833F97
oklch(49.2% 0.15 318)
-
Step 800
800
#6A347B
oklch(42.6% 0.126 317.5)
-
Step 900
900
#562E63
oklch(37.6% 0.098 317.4)
-
Step 950
950
#331C3A
oklch(27.1% 0.062 318)
#B570CB 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) | #6186CE | 0.129 |
| Deuteranopia (no green cones) | #738DC8 | 0.118 |
| Tritanopia (no blue cones) | #B57C94 | 0.097 |
| Achromatopsia (no color) | #8B8B8B | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B570CB
#B570CB
oklch(65.3% 0.149 317.6)
- #60A544
#60A544
oklch(65.4% 0.149 137.7)
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 #B570CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.041
- Soft Purple #A66FB5 ΔE 0.042
- Deep Lilac #966EBD ΔE 0.057
- Medium Orchid #BA55D3 ΔE 0.060
- Medium Purple #9370DB ΔE 0.062
- Amethyst #9B5FC0 ΔE 0.064
- Light Urple #B36FF6 ΔE 0.065
- Light Purple #BF77F6 ΔE 0.066
Use #B570CB 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.