#B57EC9
Closest named color: Wisteria (#A87DC2). oklch(67.5% 0.123 316.7), rgb(181, 126, 201).
Aa
Black text reads best on this color (6.79:1).
About this color
#B57EC9 is a medium-light, moderately saturated purple. In OKLCH its lightness is 68%, its chroma 0.123 and its hue 317°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.024 away. Black text reads best on it, at 6.79:1.
| Hue family | Purples |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.79:1 |
| White text | 3.09:1 |
Values
| HEX | #B57EC9 |
| RGB | rgb(181, 126, 201) |
| HSL | hsl(284, 41%, 64%) |
| OKLCH | oklch(67.5% 0.123 316.7) |
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 #B57EC9 | 3.09:1 | AA large text | Lc -63.1 | Content text, not long reading |
| Black text on #B57EC9 | 6.79:1 | AA | Lc 46.3 | Large or bold text, headings |
| #B57EC9 text on white | 3.09:1 | AA large text | Lc 57.7 | Large or bold text, headings |
| #B57EC9 text on black | 6.79:1 | AA | Lc -44.0 | 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
#F0E6F4
oklch(93.7% 0.021 316.5)
-
Step 200
200
#E5D1EC
oklch(88.5% 0.042 317.4)
-
Step 300
300
#D5B2E2
oklch(81% 0.076 316.8)
-
Step 400
400 (this color)
#B57EC9
oklch(67.5% 0.123 316.7)
-
Step 500
500
#AF67C8
oklch(63.1% 0.158 316.9)
-
Step 600
600
#9A4CB4
oklch(55.6% 0.171 316.9)
-
Step 700
700
#833C9B
oklch(49% 0.159 316.7)
-
Step 800
800
#6B337E
oklch(42.8% 0.131 316.8)
-
Step 900
900
#572D65
oklch(37.7% 0.103 317.1)
-
Step 950
950
#331B3B
oklch(27% 0.065 317.2)
#B57EC9 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) | #738FCC | 0.101 |
| Deuteranopia (no green cones) | #8094C7 | 0.093 |
| Tritanopia (no blue cones) | #B5879A | 0.081 |
| Achromatopsia (no color) | #939393 | 0.123 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B57EC9
#B57EC9
oklch(67.5% 0.123 316.7)
- #72A85A
#72A85A
oklch(67.5% 0.123 136.7)
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 #B57EC9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.024
- Pale Purple #B790D4 ΔE 0.044
- Soft Purple #A66FB5 ΔE 0.051
- Heather #A484AC ΔE 0.057
- Dusty Lavender #AC86A8 ΔE 0.061
- Deep Lilac #966EBD ΔE 0.069
- Orchid #DA70D6 ΔE 0.071
- Perrywinkle #8F8CE7 ΔE 0.073
Use #B57EC9 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.