#B57BCA
Closest named color: Wisteria (#A87DC2). oklch(67.1% 0.129 316.7), rgb(181, 123, 202).
Aa
Black text reads best on this color (6.65:1).
About this color
#B57BCA is a medium-light, moderately saturated purple. In OKLCH its lightness is 67%, its chroma 0.129 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.025 away. Black text reads best on it, at 6.65:1.
| Hue family | Purples |
| Lightness | medium-light (67%) |
| Chroma | moderately saturated (0.129) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.65:1 |
| White text | 3.15:1 |
Values
| HEX | #B57BCA |
| RGB | rgb(181, 123, 202) |
| HSL | hsl(284, 43%, 64%) |
| OKLCH | oklch(67.1% 0.129 316.7) |
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 #B57BCA | 3.15:1 | AA large text | Lc -63.9 | Content text, not long reading |
| Black text on #B57BCA | 6.65:1 | AA | Lc 45.5 | Large or bold text, headings |
| #B57BCA text on white | 3.15:1 | AA large text | Lc 58.5 | Large or bold text, headings |
| #B57BCA text on black | 6.65:1 | AA | Lc -43.2 | 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 400.
-
Step 50
50
#F8F3FA
oklch(97% 0.011 316.5)
-
Step 100
100
#F0E5F5
oklch(93.5% 0.024 315.5)
-
Step 200
200
#E5D1ED
oklch(88.5% 0.043 316.4)
-
Step 300
300
#D6B1E4
oklch(80.9% 0.081 316.7)
-
Step 400
400 (this color)
#B57BCA
oklch(67.1% 0.129 316.7)
-
Step 500
500
#B065CB
oklch(63.1% 0.165 316.5)
-
Step 600
600
#9C49B7
oklch(55.6% 0.179 317.1)
-
Step 700
700
#85399E
oklch(49.1% 0.168 316.8)
-
Step 800
800
#6C3080
oklch(42.6% 0.139 316.8)
-
Step 900
900
#582C67
oklch(37.8% 0.108 316.8)
-
Step 950
950
#331A3C
oklch(26.9% 0.068 316.5)
#B57BCA 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) | #6F8DCD | 0.107 |
| Deuteranopia (no green cones) | #7D93C8 | 0.099 |
| Tritanopia (no blue cones) | #B58599 | 0.085 |
| Achromatopsia (no color) | #919191 | 0.130 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57BCA
#B57BCA
oklch(67.1% 0.129 316.7)
- #6EA755
#6EA755
oklch(66.9% 0.128 136.9)
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 #B57BCA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.025
- Soft Purple #A66FB5 ΔE 0.048
- Pale Purple #B790D4 ΔE 0.051
- Heather #A484AC ΔE 0.062
- Deep Lilac #966EBD ΔE 0.065
- Dusty Lavender #AC86A8 ΔE 0.067
- Orchid #DA70D6 ΔE 0.069
- Light Purple #BF77F6 ΔE 0.070
Use #B57BCA 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.