#B577C7
Closest named color: Wisteria (#A87DC2). oklch(66.3% 0.133 318.4), rgb(181, 119, 199).
Aa
Black text reads best on this color (6.42:1).
About this color
#B577C7 is a medium-light, moderately saturated purple. In OKLCH its lightness is 66%, its chroma 0.133 and its hue 318°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Wisteria (#A87DC2), ΔE 0.027 away. Black text reads best on it, at 6.42:1.
| Hue family | Purples |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.133) |
| Temperature | in between |
| Nearest name | Wisteria (#A87DC2) |
| Black text | 6.42:1 |
| White text | 3.26:1 |
Values
| HEX | #B577C7 |
| RGB | rgb(181, 119, 199) |
| HSL | hsl(287, 42%, 62%) |
| OKLCH | oklch(66.3% 0.133 318.4) |
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 #B577C7 | 3.26:1 | AA large text | Lc -65.2 | Content text, not long reading |
| Black text on #B577C7 | 6.42:1 | AA | Lc 44.3 | Non-text elements, placeholder text |
| #B577C7 text on white | 3.26:1 | AA large text | Lc 59.8 | Large or bold text, headings |
| #B577C7 text on black | 6.42:1 | AA | Lc -41.9 | 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
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#EFE6F2
oklch(93.5% 0.019 317.7)
-
Step 200
200
#E4D2E9
oklch(88.5% 0.037 318.9)
-
Step 300
300
#D3B4DC
oklch(80.9% 0.065 318.6)
-
Step 400
400
#BC8CCA
oklch(70.7% 0.103 318.5)
-
Step 500
500 (this color)
#B577C7
oklch(66.3% 0.133 318.4)
-
Step 600
600
#9654A9
oklch(55.7% 0.144 318.3)
-
Step 700
700
#804491
oklch(49.2% 0.134 318.4)
-
Step 800
800
#683875
oklch(42.7% 0.111 318.8)
-
Step 900
900
#55315F
oklch(37.8% 0.087 318.7)
-
Step 950
950
#321D38
oklch(27.1% 0.056 318.5)
#B577C7 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) | #6B8ACA | 0.114 |
| Deuteranopia (no green cones) | #7B90C5 | 0.103 |
| Tritanopia (no blue cones) | #B58196 | 0.085 |
| Achromatopsia (no color) | #8E8E8E | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B577C7
#B577C7
oklch(66.3% 0.133 318.4)
- #67A653
#67A653
oklch(66.3% 0.133 138.6)
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 #B577C7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Wisteria #A87DC2 ΔE 0.027
- Soft Purple #A66FB5 ΔE 0.041
- Deep Lilac #966EBD ΔE 0.060
- Pale Purple #B790D4 ΔE 0.061
- Heather #A484AC ΔE 0.064
- Orchid #DA70D6 ΔE 0.068
- Dark Lilac #9C6DA5 ΔE 0.069
- Dusty Lavender #AC86A8 ΔE 0.069
Use #B577C7 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.