#B0579F
Closest named color: Light Plum (#9D5783). oklch(58.9% 0.146 335), rgb(176, 87, 159).
Aa
Black text reads best on this color (4.70:1).
About this color
#B0579F is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.146 and its hue 335°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Plum (#9D5783), ΔE 0.056 away. Black text reads best on it, at 4.70:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.146) |
| Temperature | in between |
| Nearest name | Light Plum (#9D5783) |
| Black text | 4.70:1 |
| White text | 4.45:1 |
Values
| HEX | #B0579F |
| RGB | rgb(176, 87, 159) |
| HSL | hsl(311, 36%, 52%) |
| OKLCH | oklch(58.9% 0.146 335) |
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 #B0579F | 4.45:1 | AA large text | Lc -76.0 | Fine for body text |
| Black text on #B0579F | 4.70:1 | AA | Lc 33.6 | Non-text elements, placeholder text |
| #B0579F text on white | 4.45:1 | AA large text | Lc 70.5 | Content text, not long reading |
| #B0579F text on black | 4.70:1 | AA | Lc -31.1 | 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 600.
-
Step 50
50
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F2E5EF
oklch(93.5% 0.019 333.5)
-
Step 200
200
#E9D1E3
oklch(88.6% 0.036 334.5)
-
Step 300
300
#DCB1D2
oklch(80.9% 0.066 334.5)
-
Step 400
400
#C987BB
oklch(70.7% 0.105 334.6)
-
Step 500
500
#BA67A9
oklch(63% 0.135 335.1)
-
Step 600
600 (this color)
#B0579F
oklch(58.9% 0.146 335)
-
Step 700
700
#8D3E7F
oklch(49.1% 0.135 334.7)
-
Step 800
800
#733367
oklch(42.7% 0.113 335.1)
-
Step 900
900
#5D2E54
oklch(37.8% 0.087 334.8)
-
Step 950
950
#371B31
oklch(27% 0.056 335.5)
#B0579F 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) | #576FA1 | 0.149 |
| Deuteranopia (no green cones) | #707C9D | 0.134 |
| Tritanopia (no blue cones) | #B75C74 | 0.073 |
| Achromatopsia (no color) | #777777 | 0.148 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B0579F
#B0579F
oklch(58.9% 0.146 335)
- #009555
#009555
oklch(58.8% 0.145 155.2)
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 #B0579F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Plum #9D5783 ΔE 0.056
- Dark Lilac #9C6DA5 ΔE 0.058
- Soft Purple #A66FB5 ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.063
- Pinky Purple #C94CBE ΔE 0.069
- Deep Lavender #8D5EB7 ΔE 0.072
- Deep Lilac #966EBD ΔE 0.073
- Faded Purple #916E99 ΔE 0.075
Use #B0579F 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.