#B573A3
Closest named color: Soft Purple (#A66FB5). oklch(64.1% 0.104 337.4), rgb(181, 115, 163).
Aa
Black text reads best on this color (5.94:1).
About this color
#B573A3 is a medium-light, moderately saturated pink. In OKLCH its lightness is 64%, its chroma 0.104 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.042 away. Black text reads best on it, at 5.94:1.
| Hue family | Pinks |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.104) |
| Temperature | warm |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.94:1 |
| White text | 3.53:1 |
Values
| HEX | #B573A3 |
| RGB | rgb(181, 115, 163) |
| HSL | hsl(316, 31%, 58%) |
| OKLCH | oklch(64.1% 0.104 337.4) |
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 #B573A3 | 3.53:1 | AA large text | Lc -68.2 | Content text, not long reading |
| Black text on #B573A3 | 5.94:1 | AA | Lc 41.3 | Non-text elements, placeholder text |
| #B573A3 text on white | 3.53:1 | AA large text | Lc 62.7 | Content text, not long reading |
| #B573A3 text on black | 5.94:1 | AA | Lc -39.0 | 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 500.
-
Step 50
50
#F9F4F7
oklch(97.2% 0.007 340.4)
-
Step 100
100
#F1E6ED
oklch(93.6% 0.015 338.9)
-
Step 200
200
#E6D2E0
oklch(88.4% 0.029 336.5)
-
Step 300
300
#D7B5CC
oklch(81% 0.05 338)
-
Step 400
400
#C28DB3
oklch(70.7% 0.082 337.2)
-
Step 500
500 (this color)
#B573A3
oklch(64.1% 0.104 337.4)
-
Step 600
600
#9D578B
oklch(55.6% 0.114 337.4)
-
Step 700
700
#864776
oklch(49.1% 0.106 337.4)
-
Step 800
800
#6D3B60
oklch(42.8% 0.087 337.5)
-
Step 900
900
#58334E
oklch(37.7% 0.067 337.6)
-
Step 950
950
#341E2E
oklch(27% 0.043 337.4)
#B573A3 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) | #7482A5 | 0.105 |
| Deuteranopia (no green cones) | #858CA1 | 0.096 |
| Tritanopia (no blue cones) | #BC7584 | 0.050 |
| Achromatopsia (no color) | #888888 | 0.105 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B573A3
#B573A3
oklch(64.1% 0.104 337.4)
- #4F9F73
#4F9F73
oklch(64% 0.104 157.5)
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 #B573A3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.042
- Heather #A484AC ΔE 0.047
- Dusty Lavender #AC86A8 ΔE 0.048
- Dark Lilac #9C6DA5 ΔE 0.048
- Wisteria #A87DC2 ΔE 0.050
- Mauve #AE7181 ΔE 0.052
- Muted Pink #D1768F ΔE 0.060
- Old Pink #C77986 ΔE 0.060
Use #B573A3 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.