#B573AA
Closest named color: Soft Purple (#A66FB5). oklch(64.4% 0.11 333), rgb(181, 115, 170).
Aa
Black text reads best on this color (5.99:1).
About this color
#B573AA is a medium-light, moderately saturated purple. In OKLCH its lightness is 64%, its chroma 0.110 and its hue 333°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.035 away. Black text reads best on it, at 5.99:1.
| Hue family | Purples |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.110) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 5.99:1 |
| White text | 3.50:1 |
Values
| HEX | #B573AA |
| RGB | rgb(181, 115, 170) |
| HSL | hsl(310, 31%, 58%) |
| OKLCH | oklch(64.4% 0.11 333) |
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 #B573AA | 3.50:1 | AA large text | Lc -67.9 | Content text, not long reading |
| Black text on #B573AA | 5.99:1 | AA | Lc 41.7 | Non-text elements, placeholder text |
| #B573AA text on white | 3.50:1 | AA large text | Lc 62.4 | Content text, not long reading |
| #B573AA text on black | 5.99:1 | AA | Lc -39.3 | 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
#F1E6EE
oklch(93.6% 0.016 335.1)
-
Step 200
200
#E6D2E2
oklch(88.5% 0.031 332.5)
-
Step 300
300
#D7B4D0
oklch(80.9% 0.055 333)
-
Step 400
400
#C18DB8
oklch(70.7% 0.085 332.6)
-
Step 500
500 (this color)
#B573AA
oklch(64.4% 0.11 333)
-
Step 600
600
#9C5691
oklch(55.5% 0.12 333.1)
-
Step 700
700
#85467C
oklch(49.1% 0.112 332.7)
-
Step 800
800
#6C3A64
oklch(42.6% 0.092 333.2)
-
Step 900
900
#583252
oklch(37.7% 0.073 332.9)
-
Step 950
950
#341E30
oklch(27.1% 0.045 333.5)
#B573AA 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) | #7283AC | 0.108 |
| Deuteranopia (no green cones) | #838CA8 | 0.098 |
| Tritanopia (no blue cones) | #BB7687 | 0.057 |
| Achromatopsia (no color) | #898989 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B573AA
#B573AA
oklch(64.4% 0.11 333)
- #53A16D
#53A16D
oklch(64.5% 0.11 153)
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 #B573AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.035
- Wisteria #A87DC2 ΔE 0.042
- Dark Lilac #9C6DA5 ΔE 0.047
- Heather #A484AC ΔE 0.048
- Dusty Lavender #AC86A8 ΔE 0.050
- Mauve #AE7181 ΔE 0.063
- Pale Magenta #D767AD ΔE 0.063
- Deep Lilac #966EBD ΔE 0.065
Use #B573AA 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.