#B057A1
Closest named color: Soft Purple (#A66FB5). oklch(59% 0.148 334), rgb(176, 87, 161).
Aa
Black text reads best on this color (4.72:1).
About this color
#B057A1 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.148 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.057 away. Black text reads best on it, at 4.72:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.148) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 4.72:1 |
| White text | 4.44:1 |
Values
| HEX | #B057A1 |
| RGB | rgb(176, 87, 161) |
| HSL | hsl(310, 36%, 52%) |
| OKLCH | oklch(59% 0.148 334) |
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 #B057A1 | 4.44:1 | AA large text | Lc -75.9 | Fine for body text |
| Black text on #B057A1 | 4.72:1 | AA | Lc 33.7 | Non-text elements, placeholder text |
| #B057A1 text on white | 4.44:1 | AA large text | Lc 70.4 | Content text, not long reading |
| #B057A1 text on black | 4.72:1 | AA | Lc -31.2 | 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 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
#DCB1D3
oklch(80.9% 0.067 333.6)
-
Step 400
400
#C987BC
oklch(70.7% 0.106 334)
-
Step 500
500
#BA67AB
oklch(63.1% 0.137 334.1)
-
Step 600
600 (this color)
#B057A1
oklch(59% 0.148 334)
-
Step 700
700
#8D3D80
oklch(49% 0.138 334.1)
-
Step 800
800
#733368
oklch(42.7% 0.114 334.4)
-
Step 900
900
#5D2D55
oklch(37.6% 0.09 333.8)
-
Step 950
950
#371B32
oklch(27.1% 0.057 334)
#B057A1 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) | #566FA3 | 0.151 |
| Deuteranopia (no green cones) | #6F7C9E | 0.135 |
| Tritanopia (no blue cones) | #B75C74 | 0.076 |
| Achromatopsia (no color) | #787878 | 0.149 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B057A1
#B057A1
oklch(59% 0.148 334)
- #049652
#049652
oklch(59.1% 0.149 153.8)
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 #B057A1, closest first.
No curated palette has a color within ΔE 0.04 of #B057A1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.057
- Dark Lilac #9C6DA5 ΔE 0.058
- Light Plum #9D5783 ΔE 0.058
- Amethyst #9B5FC0 ΔE 0.060
- Pinky Purple #C94CBE ΔE 0.067
- Deep Lavender #8D5EB7 ΔE 0.071
- Deep Lilac #966EBD ΔE 0.072
- Purpley Pink #C83CB9 ΔE 0.074
Use #B057A1 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.