#B573BC
Closest named color: Soft Purple (#A66FB5). oklch(65.1% 0.128 323.5), rgb(181, 115, 188).
Aa
Black text reads best on this color (6.14:1).
About this color
#B573BC is a medium-light, moderately saturated purple. In OKLCH its lightness is 65%, its chroma 0.128 and its hue 323°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.030 away. Black text reads best on it, at 6.14:1.
| Hue family | Purples |
| Lightness | medium-light (65%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 6.14:1 |
| White text | 3.41:1 |
Values
| HEX | #B573BC |
| RGB | rgb(181, 115, 188) |
| HSL | hsl(294, 35%, 59%) |
| OKLCH | oklch(65.1% 0.128 323.5) |
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 #B573BC | 3.41:1 | AA large text | Lc -67.0 | Content text, not long reading |
| Black text on #B573BC | 6.14:1 | AA | Lc 42.6 | Non-text elements, placeholder text |
| #B573BC text on white | 3.41:1 | AA large text | Lc 61.5 | Content text, not long reading |
| #B573BC text on black | 6.14:1 | AA | Lc -40.2 | 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 500.
-
Step 50
50
#F8F4F9
oklch(97.2% 0.008 319.4)
-
Step 100
100
#F0E6F1
oklch(93.6% 0.018 323)
-
Step 200
200
#E5D2E7
oklch(88.5% 0.035 322.9)
-
Step 300
300
#D5B4D8
oklch(81% 0.062 323.5)
-
Step 400
400
#BF8BC4
oklch(70.6% 0.1 323.6)
-
Step 500
500 (this color)
#B573BC
oklch(65.1% 0.128 323.5)
-
Step 600
600
#9A53A1
oklch(55.6% 0.14 323.9)
-
Step 700
700
#83438A
oklch(49% 0.13 323.5)
-
Step 800
800
#6B3870
oklch(42.8% 0.107 323.9)
-
Step 900
900
#57315B
oklch(37.8% 0.084 323.6)
-
Step 950
950
#331D35
oklch(27% 0.053 323.9)
#B573BC 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) | #6B86BF | 0.116 |
| Deuteranopia (no green cones) | #7C8EBA | 0.106 |
| Tritanopia (no blue cones) | #B87B8F | 0.077 |
| Achromatopsia (no color) | #8B8B8B | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B573BC
#B573BC
oklch(65.1% 0.128 323.5)
- #5CA35A
#5CA35A
oklch(65.1% 0.127 143.4)
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 #B573BC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.030
- Wisteria #A87DC2 ΔE 0.030
- Deep Lilac #966EBD ΔE 0.056
- Dark Lilac #9C6DA5 ΔE 0.057
- Heather #A484AC ΔE 0.060
- Pale Magenta #D767AD ΔE 0.064
- Dusty Lavender #AC86A8 ΔE 0.065
- Amethyst #9B5FC0 ΔE 0.071
Use #B573BC 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.