#B557A0
Closest named color: Soft Purple (#A66FB5). oklch(59.6% 0.151 336.5), rgb(181, 87, 160).
Aa
Black text reads best on this color (4.83:1).
About this color
#B557A0 is a medium-dark, vivid pink. In OKLCH its lightness is 60%, its chroma 0.151 and its hue 337°. Its hue sits on the warm side of the wheel. The nearest named color is Soft Purple (#A66FB5), ΔE 0.059 away. Black text reads best on it, at 4.83:1.
| Hue family | Pinks |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Soft Purple (#A66FB5) |
| Black text | 4.83:1 |
| White text | 4.34:1 |
Values
| HEX | #B557A0 |
| RGB | rgb(181, 87, 160) |
| HSL | hsl(313, 39%, 53%) |
| OKLCH | oklch(59.6% 0.151 336.5) |
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 #B557A0 | 4.34:1 | AA large text | Lc -75.1 | Fine for body text |
| Black text on #B557A0 | 4.83:1 | AA | Lc 34.5 | Non-text elements, placeholder text |
| #B557A0 text on white | 4.34:1 | AA large text | Lc 69.6 | Content text, not long reading |
| #B557A0 text on black | 4.83:1 | AA | Lc -32.0 | 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
#FAF3F8
oklch(97.1% 0.01 335.5)
-
Step 100
100
#F4E5EF
oklch(93.7% 0.021 337.7)
-
Step 200
200
#ECCFE3
oklch(88.5% 0.042 337.2)
-
Step 300
300
#E0AFD2
oklch(80.9% 0.073 336.9)
-
Step 400
400
#CF83BC
oklch(70.7% 0.118 336.5)
-
Step 500
500 (this color)
#B557A0
oklch(59.6% 0.151 336.5)
-
Step 600
600
#AC4696
oklch(55.7% 0.163 336.8)
-
Step 700
700
#933680
oklch(49% 0.153 336.5)
-
Step 800
800
#782E68
oklch(42.8% 0.126 336.9)
-
Step 900
900
#612A55
oklch(37.8% 0.099 336.4)
-
Step 950
950
#391932
oklch(27% 0.063 336.1)
#B557A0 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) | #5870A2 | 0.156 |
| Deuteranopia (no green cones) | #737E9D | 0.139 |
| Tritanopia (no blue cones) | #BD5B74 | 0.073 |
| Achromatopsia (no color) | #797979 | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B557A0
#B557A0
oklch(59.6% 0.151 336.5)
- #00975A
#00975A
oklch(59.5% 0.143 156.5)
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 #B557A0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Soft Purple #A66FB5 ΔE 0.059
- Dark Lilac #9C6DA5 ΔE 0.062
- Light Plum #9D5783 ΔE 0.063
- Pinky Purple #C94CBE ΔE 0.063
- Amethyst #9B5FC0 ΔE 0.067
- Purpley Pink #C83CB9 ΔE 0.071
- Pale Magenta #D767AD ΔE 0.076
- Deep Lilac #966EBD ΔE 0.077
Use #B557A0 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.