#B05CA4
Closest named color: Soft Purple (#A66FB5). oklch(59.9% 0.142 332.7), rgb(176, 92, 164).
Aa
Black text reads best on this color (4.91:1).
About this color
#B05CA4 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.142 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 0.047 away. Black text reads best on it, at 4.91:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.142) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 4.91:1 |
| White text | 4.27:1 |
Values
| HEX | #B05CA4 |
| RGB | rgb(176, 92, 164) |
| HSL | hsl(309, 35%, 53%) |
| OKLCH | oklch(59.9% 0.142 332.7) |
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 #B05CA4 | 4.27:1 | AA large text | Lc -74.7 | Content text, not long reading |
| Black text on #B05CA4 | 4.91:1 | AA | Lc 34.9 | Non-text elements, placeholder text |
| #B05CA4 text on white | 4.27:1 | AA large text | Lc 69.2 | Content text, not long reading |
| #B05CA4 text on black | 4.91:1 | AA | Lc -32.5 | 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
#F9F3F8
oklch(97% 0.009 330.9)
-
Step 100
100
#F3E5F0
oklch(93.6% 0.021 332.9)
-
Step 200
200
#E9D0E4
oklch(88.4% 0.038 332.6)
-
Step 300
300
#DCB1D4
oklch(80.9% 0.068 332.7)
-
Step 400
400
#CA86BF
oklch(70.7% 0.112 332.6)
-
Step 500
500 (this color)
#B05CA4
oklch(59.9% 0.142 332.7)
-
Step 600
600
#A64B9A
oklch(55.7% 0.155 332.7)
-
Step 700
700
#8E3B83
oklch(49.1% 0.144 332.9)
-
Step 800
800
#73326B
oklch(42.7% 0.119 332.4)
-
Step 900
900
#5D2D57
oklch(37.7% 0.092 332.1)
-
Step 950
950
#371B33
oklch(27.1% 0.058 332.5)
#B05CA4 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) | #5A73A6 | 0.143 |
| Deuteranopia (no green cones) | #727FA2 | 0.128 |
| Tritanopia (no blue cones) | #B66178 | 0.074 |
| Achromatopsia (no color) | #7A7A7A | 0.143 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B05CA4
#B05CA4
oklch(59.9% 0.142 332.7)
- #239754
#239754
oklch(59.8% 0.142 152.6)
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 #B05CA4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.047
- Dark Lilac #9C6DA5 ΔE 0.050
- Amethyst #9B5FC0 ΔE 0.057
- Light Plum #9D5783 ΔE 0.061
- Deep Lilac #966EBD ΔE 0.064
- Pinky Purple #C94CBE ΔE 0.068
- Deep Lavender #8D5EB7 ΔE 0.069
- Faded Purple #916E99 ΔE 0.071
Use #B05CA4 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.