#B557A6
Closest named color: Pinky Purple (#C94CBE). oklch(59.9% 0.156 333.7), rgb(181, 87, 166).
Aa
Black text reads best on this color (4.87:1).
About this color
#B557A6 is a medium-dark, vivid purple. In OKLCH its lightness is 60%, its chroma 0.156 and its hue 334°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pinky Purple (#C94CBE), ΔE 0.056 away. Black text reads best on it, at 4.87:1.
| Hue family | Purples |
| Lightness | medium-dark (60%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Pinky Purple (#C94CBE) |
| Black text | 4.87:1 |
| White text | 4.30:1 |
Values
| HEX | #B557A6 |
| RGB | rgb(181, 87, 166) |
| HSL | hsl(310, 39%, 53%) |
| OKLCH | oklch(59.9% 0.156 333.7) |
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 #B557A6 | 4.30:1 | AA large text | Lc -74.8 | Content text, not long reading |
| Black text on #B557A6 | 4.87:1 | AA | Lc 34.8 | Non-text elements, placeholder text |
| #B557A6 text on white | 4.30:1 | AA large text | Lc 69.3 | Content text, not long reading |
| #B557A6 text on black | 4.87:1 | AA | Lc -32.3 | 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
#F4E5F0
oklch(93.7% 0.022 334.9)
-
Step 200
200
#EBCFE5
oklch(88.4% 0.043 333.3)
-
Step 300
300
#E0AFD5
oklch(81% 0.076 334.3)
-
Step 400
400
#CE83C0
oklch(70.7% 0.121 333.8)
-
Step 500
500 (this color)
#B557A6
oklch(59.9% 0.156 333.7)
-
Step 600
600
#AB459C
oklch(55.7% 0.169 333.7)
-
Step 700
700
#923585
oklch(49% 0.158 333.6)
-
Step 800
800
#772D6C
oklch(42.7% 0.131 333.8)
-
Step 900
900
#602958
oklch(37.6% 0.103 333.3)
-
Step 950
950
#391933
oklch(27% 0.064 334.7)
#B557A6 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) | #5671A9 | 0.158 |
| Deuteranopia (no green cones) | #717FA3 | 0.142 |
| Tritanopia (no blue cones) | #BC5D77 | 0.080 |
| Achromatopsia (no color) | #7A7A7A | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B557A6
#B557A6
oklch(59.9% 0.156 333.7)
- #009953
#009953
oklch(59.9% 0.152 153.7)
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 #B557A6, closest first.
No curated palette has a color within ΔE 0.04 of #B557A6.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pinky Purple #C94CBE ΔE 0.056
- Soft Purple #A66FB5 ΔE 0.057
- Amethyst #9B5FC0 ΔE 0.061
- Dark Lilac #9C6DA5 ΔE 0.064
- Purpley Pink #C83CB9 ΔE 0.065
- Light Plum #9D5783 ΔE 0.070
- Medium Orchid #BA55D3 ΔE 0.070
- Deep Lilac #966EBD ΔE 0.074
Use #B557A6 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.