#B257A3
Closest named color: Soft Purple (#A66FB5). oklch(59.3% 0.151 333.9), rgb(178, 87, 163).
Aa
Black text reads best on this color (4.78:1).
About this color
#B257A3 is a medium-dark, vivid purple. In OKLCH its lightness is 59%, its chroma 0.151 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 4.78:1.
| Hue family | Purples |
| Lightness | medium-dark (59%) |
| Chroma | vivid (0.151) |
| Temperature | in between |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 4.78:1 |
| White text | 4.38:1 |
Values
| HEX | #B257A3 |
| RGB | rgb(178, 87, 163) |
| HSL | hsl(310, 37%, 52%) |
| OKLCH | oklch(59.3% 0.151 333.9) |
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 #B257A3 | 4.38:1 | AA large text | Lc -75.5 | Fine for body text |
| Black text on #B257A3 | 4.78:1 | AA | Lc 34.1 | Non-text elements, placeholder text |
| #B257A3 text on white | 4.38:1 | AA large text | Lc 70.0 | Content text, not long reading |
| #B257A3 text on black | 4.78:1 | AA | Lc -31.7 | 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
#F3E5EF
oklch(93.6% 0.02 335.7)
-
Step 200
200
#E9D0E4
oklch(88.4% 0.038 332.6)
-
Step 300
300
#DDB1D3
oklch(81% 0.068 334.3)
-
Step 400
400
#CA86BD
oklch(70.7% 0.11 333.8)
-
Step 500
500
#BB66AC
oklch(63.1% 0.14 334)
-
Step 600
600 (this color)
#B257A3
oklch(59.3% 0.151 333.9)
-
Step 700
700
#8E3C81
oklch(49.1% 0.141 334)
-
Step 800
800
#733269
oklch(42.6% 0.117 333.7)
-
Step 900
900
#5D2D55
oklch(37.6% 0.09 333.8)
-
Step 950
950
#371B32
oklch(27.1% 0.057 334)
#B257A3 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) | #5670A6 | 0.154 |
| Deuteranopia (no green cones) | #707DA0 | 0.137 |
| Tritanopia (no blue cones) | #B95C75 | 0.077 |
| Achromatopsia (no color) | #787878 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B257A3
#B257A3
oklch(59.3% 0.151 333.9)
- #009752
#009752
oklch(59.3% 0.15 153.8)
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 #B257A3, closest first.
No curated palette has a color within ΔE 0.04 of #B257A3.
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 0.060
- Amethyst #9B5FC0 ΔE 0.060
- Pinky Purple #C94CBE ΔE 0.062
- Light Plum #9D5783 ΔE 0.063
- Purpley Pink #C83CB9 ΔE 0.070
- Deep Lilac #966EBD ΔE 0.072
- Deep Lavender #8D5EB7 ΔE 0.073
Use #B257A3 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.